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Finding the Fourth Proportional to 415,652.25, 573,602.73 and 224,665.18

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Solution

The fourth proportional to 415,652.25, 573,602.73 and 224,665.18 is: 310,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,652.25 : 573,602.73 = 224,665.18 : x
  2. Step 2: Convert to fraction form
    415,652.25/573,602.73 = 224,665.18/x
  3. Step 3: Cross multiply
    415,652.25x = 573,602.73 × 224,665.18
  4. Step 4: Simplify right side
    415,652.25x = 128,868,560,583.94
  5. Step 5: Solve for x
    x = 128,868,560,583.94/415,652.25
  6. Step 6: Final answer
    x = 310,039.37

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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.