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Finding the Fourth Proportional to 397,078.59, 595,729.05 and 160,587.34

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Solution

The fourth proportional to 397,078.59, 595,729.05 and 160,587.34 is: 240,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,078.59 : 595,729.05 = 160,587.34 : x
  2. Step 2: Convert to fraction form
    397,078.59/595,729.05 = 160,587.34/x
  3. Step 3: Cross multiply
    397,078.59x = 595,729.05 × 160,587.34
  4. Step 4: Simplify right side
    397,078.59x = 95,666,543,500.23
  5. Step 5: Solve for x
    x = 95,666,543,500.23/397,078.59
  6. Step 6: Final answer
    x = 240,925.97

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1.5x scale

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.