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Finding the Fourth Proportional to 572,322.38, 858,499.97 and 151,598.25

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Solution

The fourth proportional to 572,322.38, 858,499.97 and 151,598.25 is: 227,401.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,322.38 : 858,499.97 = 151,598.25 : x
  2. Step 2: Convert to fraction form
    572,322.38/858,499.97 = 151,598.25/x
  3. Step 3: Cross multiply
    572,322.38x = 858,499.97 × 151,598.25
  4. Step 4: Simplify right side
    572,322.38x = 130,147,092,319.06
  5. Step 5: Solve for x
    x = 130,147,092,319.06/572,322.38
  6. Step 6: Final answer
    x = 227,401.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.