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Finding the Fourth Proportional to 515,159.77, 710,302.68 and 333,805.52

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Solution

The fourth proportional to 515,159.77, 710,302.68 and 333,805.52 is: 460,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,159.77 : 710,302.68 = 333,805.52 : x
  2. Step 2: Convert to fraction form
    515,159.77/710,302.68 = 333,805.52/x
  3. Step 3: Cross multiply
    515,159.77x = 710,302.68 × 333,805.52
  4. Step 4: Simplify right side
    515,159.77x = 237,102,955,454.79
  5. Step 5: Solve for x
    x = 237,102,955,454.79/515,159.77
  6. Step 6: Final answer
    x = 460,251.30

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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.