Home / 415,230.05-573,017.45-224,243.43

Finding the Fourth Proportional to 415,230.05, 573,017.45 and 224,243.43

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Solution

The fourth proportional to 415,230.05, 573,017.45 and 224,243.43 is: 309,455.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,230.05 : 573,017.45 = 224,243.43 : x
  2. Step 2: Convert to fraction form
    415,230.05/573,017.45 = 224,243.43/x
  3. Step 3: Cross multiply
    415,230.05x = 573,017.45 × 224,243.43
  4. Step 4: Simplify right side
    415,230.05x = 128,495,395,572.77
  5. Step 5: Solve for x
    x = 128,495,395,572.77/415,230.05
  6. Step 6: Final answer
    x = 309,455.92

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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.