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Finding the Fourth Proportional to 460,597.71, 690,896.56 and 179,918.13

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Solution

The fourth proportional to 460,597.71, 690,896.56 and 179,918.13 is: 269,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,597.71 : 690,896.56 = 179,918.13 : x
  2. Step 2: Convert to fraction form
    460,597.71/690,896.56 = 179,918.13/x
  3. Step 3: Cross multiply
    460,597.71x = 690,896.56 × 179,918.13
  4. Step 4: Simplify right side
    460,597.71x = 124,304,817,098.63
  5. Step 5: Solve for x
    x = 124,304,817,098.63/460,597.71
  6. Step 6: Final answer
    x = 269,877.19

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Similar ratio
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1.5x scale

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.