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Finding the Fourth Proportional to 536,615.35, 804,923.03 and 480,628.15

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Solution

The fourth proportional to 536,615.35, 804,923.03 and 480,628.15 is: 720,942.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,615.35 : 804,923.03 = 480,628.15 : x
  2. Step 2: Convert to fraction form
    536,615.35/804,923.03 = 480,628.15/x
  3. Step 3: Cross multiply
    536,615.35x = 804,923.03 × 480,628.15
  4. Step 4: Simplify right side
    536,615.35x = 386,868,664,398.15
  5. Step 5: Solve for x
    x = 386,868,664,398.15/536,615.35
  6. Step 6: Final answer
    x = 720,942.23

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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.