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Finding the Fourth Proportional to 475,659.33, 656,404.88 and 260,798.87

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Solution

The fourth proportional to 475,659.33, 656,404.88 and 260,798.87 is: 359,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,659.33 : 656,404.88 = 260,798.87 : x
  2. Step 2: Convert to fraction form
    475,659.33/656,404.88 = 260,798.87/x
  3. Step 3: Cross multiply
    475,659.33x = 656,404.88 × 260,798.87
  4. Step 4: Simplify right side
    475,659.33x = 171,189,646,380.47
  5. Step 5: Solve for x
    x = 171,189,646,380.47/475,659.33
  6. Step 6: Final answer
    x = 359,899.69

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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.