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Finding the Fourth Proportional to 502,498.60, 754,331.10 and 303,044.20

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Solution

The fourth proportional to 502,498.60, 754,331.10 and 303,044.20 is: 454,918.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,498.60 : 754,331.10 = 303,044.20 : x
  2. Step 2: Convert to fraction form
    502,498.60/754,331.10 = 303,044.20/x
  3. Step 3: Cross multiply
    502,498.60x = 754,331.10 × 303,044.20
  4. Step 4: Simplify right side
    502,498.60x = 228,595,664,734.62
  5. Step 5: Solve for x
    x = 228,595,664,734.62/502,498.60
  6. Step 6: Final answer
    x = 454,918.01

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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.