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Finding the Fourth Proportional to 575,060.85, 862,600.22 and 170,294.01

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Solution

The fourth proportional to 575,060.85, 862,600.22 and 170,294.01 is: 255,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,060.85 : 862,600.22 = 170,294.01 : x
  2. Step 2: Convert to fraction form
    575,060.85/862,600.22 = 170,294.01/x
  3. Step 3: Cross multiply
    575,060.85x = 862,600.22 × 170,294.01
  4. Step 4: Simplify right side
    575,060.85x = 146,895,649,639.21
  5. Step 5: Solve for x
    x = 146,895,649,639.21/575,060.85
  6. Step 6: Final answer
    x = 255,443.66

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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.