Home / 475,743.13-656,534.52-260,870.38

Finding the Fourth Proportional to 475,743.13, 656,534.52 and 260,870.38

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Solution

The fourth proportional to 475,743.13, 656,534.52 and 260,870.38 is: 360,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,743.13 : 656,534.52 = 260,870.38 : x
  2. Step 2: Convert to fraction form
    475,743.13/656,534.52 = 260,870.38/x
  3. Step 3: Cross multiply
    475,743.13x = 656,534.52 × 260,870.38
  4. Step 4: Simplify right side
    475,743.13x = 171,270,406,432.85
  5. Step 5: Solve for x
    x = 171,270,406,432.85/475,743.13
  6. Step 6: Final answer
    x = 360,006.06

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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.