Home / 895,077.14-1,342,739.45-287,882.64

Finding the Fourth Proportional to 895,077.14, 1,342,739.45 and 287,882.64

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Solution

The fourth proportional to 895,077.14, 1,342,739.45 and 287,882.64 is: 431,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,077.14 : 1,342,739.45 = 287,882.64 : x
  2. Step 2: Convert to fraction form
    895,077.14/1,342,739.45 = 287,882.64/x
  3. Step 3: Cross multiply
    895,077.14x = 1,342,739.45 × 287,882.64
  4. Step 4: Simplify right side
    895,077.14x = 386,551,377,698.15
  5. Step 5: Solve for x
    x = 386,551,377,698.15/895,077.14
  6. Step 6: Final answer
    x = 431,863.76

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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.