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Finding the Fourth Proportional to 602,215.80, 903,323.70 and 484,117.80

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Solution

The fourth proportional to 602,215.80, 903,323.70 and 484,117.80 is: 726,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,215.80 : 903,323.70 = 484,117.80 : x
  2. Step 2: Convert to fraction form
    602,215.80/903,323.70 = 484,117.80/x
  3. Step 3: Cross multiply
    602,215.80x = 903,323.70 × 484,117.80
  4. Step 4: Simplify right side
    602,215.80x = 437,315,082,331.86
  5. Step 5: Solve for x
    x = 437,315,082,331.86/602,215.80
  6. Step 6: Final answer
    x = 726,176.70

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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.