Home / 900,748.92-1,240,509.42-748,468.92

Finding the Fourth Proportional to 900,748.92, 1,240,509.42 and 748,468.92

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Solution

The fourth proportional to 900,748.92, 1,240,509.42 and 748,468.92 is: 1,030,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,748.92 : 1,240,509.42 = 748,468.92 : x
  2. Step 2: Convert to fraction form
    900,748.92/1,240,509.42 = 748,468.92/x
  3. Step 3: Cross multiply
    900,748.92x = 1,240,509.42 × 748,468.92
  4. Step 4: Simplify right side
    900,748.92x = 928,482,745,837.23
  5. Step 5: Solve for x
    x = 928,482,745,837.23/900,748.92
  6. Step 6: Final answer
    x = 1,030,789.74

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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.