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Finding the Fourth Proportional to 602,194.80, 903,292.20 and 484,096.80

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Solution

The fourth proportional to 602,194.80, 903,292.20 and 484,096.80 is: 726,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,194.80 : 903,292.20 = 484,096.80 : x
  2. Step 2: Convert to fraction form
    602,194.80/903,292.20 = 484,096.80/x
  3. Step 3: Cross multiply
    602,194.80x = 903,292.20 × 484,096.80
  4. Step 4: Simplify right side
    602,194.80x = 437,280,863,484.96
  5. Step 5: Solve for x
    x = 437,280,863,484.96/602,194.80
  6. Step 6: Final answer
    x = 726,145.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.