Home / 415,362.03-573,200.12-224,375.42

Finding the Fourth Proportional to 415,362.03, 573,200.12 and 224,375.42

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Solution

The fourth proportional to 415,362.03, 573,200.12 and 224,375.42 is: 309,638.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,362.03 : 573,200.12 = 224,375.42 : x
  2. Step 2: Convert to fraction form
    415,362.03/573,200.12 = 224,375.42/x
  3. Step 3: Cross multiply
    415,362.03x = 573,200.12 × 224,375.42
  4. Step 4: Simplify right side
    415,362.03x = 128,612,017,669.05
  5. Step 5: Solve for x
    x = 128,612,017,669.05/415,362.03
  6. Step 6: Final answer
    x = 309,638.36

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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.