Home / 745,527.18-1,029,434.24-607,727.73

Finding the Fourth Proportional to 745,527.18, 1,029,434.24 and 607,727.73

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Solution

The fourth proportional to 745,527.18, 1,029,434.24 and 607,727.73 is: 839,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,527.18 : 1,029,434.24 = 607,727.73 : x
  2. Step 2: Convert to fraction form
    745,527.18/1,029,434.24 = 607,727.73/x
  3. Step 3: Cross multiply
    745,527.18x = 1,029,434.24 × 607,727.73
  4. Step 4: Simplify right side
    745,527.18x = 625,615,730,820.84
  5. Step 5: Solve for x
    x = 625,615,730,820.84/745,527.18
  6. Step 6: Final answer
    x = 839,158.85

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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.