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Finding the Fourth Proportional to 604,501.11, 906,248.66 and 284,493.80

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Solution

The fourth proportional to 604,501.11, 906,248.66 and 284,493.80 is: 426,503.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,501.11 : 906,248.66 = 284,493.80 : x
  2. Step 2: Convert to fraction form
    604,501.11/906,248.66 = 284,493.80/x
  3. Step 3: Cross multiply
    604,501.11x = 906,248.66 × 284,493.80
  4. Step 4: Simplify right side
    604,501.11x = 257,822,125,871.46
  5. Step 5: Solve for x
    x = 257,822,125,871.46/604,501.11
  6. Step 6: Final answer
    x = 426,503.97

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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.