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Finding the Fourth Proportional to 486,875.98, 671,755.40 and 333,952.02

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Solution

The fourth proportional to 486,875.98, 671,755.40 and 333,952.02 is: 460,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,875.98 : 671,755.40 = 333,952.02 : x
  2. Step 2: Convert to fraction form
    486,875.98/671,755.40 = 333,952.02/x
  3. Step 3: Cross multiply
    486,875.98x = 671,755.40 × 333,952.02
  4. Step 4: Simplify right side
    486,875.98x = 224,334,072,775.91
  5. Step 5: Solve for x
    x = 224,334,072,775.91/486,875.98
  6. Step 6: Final answer
    x = 460,762.25

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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.