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Finding the Fourth Proportional to 609,965.02, 841,753.65 and 338,037.49

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Solution

The fourth proportional to 609,965.02, 841,753.65 and 338,037.49 is: 466,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,965.02 : 841,753.65 = 338,037.49 : x
  2. Step 2: Convert to fraction form
    609,965.02/841,753.65 = 338,037.49/x
  3. Step 3: Cross multiply
    609,965.02x = 841,753.65 × 338,037.49
  4. Step 4: Simplify right side
    609,965.02x = 284,544,291,044.34
  5. Step 5: Solve for x
    x = 284,544,291,044.34/609,965.02
  6. Step 6: Final answer
    x = 466,492.80

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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.