Home / 415,716.08-573,689.03-224,729.46

Finding the Fourth Proportional to 415,716.08, 573,689.03 and 224,729.46

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Solution

The fourth proportional to 415,716.08, 573,689.03 and 224,729.46 is: 310,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,716.08 : 573,689.03 = 224,729.46 : x
  2. Step 2: Convert to fraction form
    415,716.08/573,689.03 = 224,729.46/x
  3. Step 3: Cross multiply
    415,716.08x = 573,689.03 × 224,729.46
  4. Step 4: Simplify right side
    415,716.08x = 128,924,824,796.18
  5. Step 5: Solve for x
    x = 128,924,824,796.18/415,716.08
  6. Step 6: Final answer
    x = 310,127.11

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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.