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Finding the Fourth Proportional to 635,472.75, 877,030.17 and 367,200.75

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Solution

The fourth proportional to 635,472.75, 877,030.17 and 367,200.75 is: 506,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,472.75 : 877,030.17 = 367,200.75 : x
  2. Step 2: Convert to fraction form
    635,472.75/877,030.17 = 367,200.75/x
  3. Step 3: Cross multiply
    635,472.75x = 877,030.17 × 367,200.75
  4. Step 4: Simplify right side
    635,472.75x = 322,046,136,196.63
  5. Step 5: Solve for x
    x = 322,046,136,196.63/635,472.75
  6. Step 6: Final answer
    x = 506,781.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.