Home / 415,331.75-573,158.03-224,345.09

Finding the Fourth Proportional to 415,331.75, 573,158.03 and 224,345.09

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Solution

The fourth proportional to 415,331.75, 573,158.03 and 224,345.09 is: 309,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,331.75 : 573,158.03 = 224,345.09 : x
  2. Step 2: Convert to fraction form
    415,331.75/573,158.03 = 224,345.09/x
  3. Step 3: Cross multiply
    415,331.75x = 573,158.03 × 224,345.09
  4. Step 4: Simplify right side
    415,331.75x = 128,585,190,135.74
  5. Step 5: Solve for x
    x = 128,585,190,135.74/415,331.75
  6. Step 6: Final answer
    x = 309,596.34

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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.