Home / 747,163.24-1,121,073.01-392,094.27

Finding the Fourth Proportional to 747,163.24, 1,121,073.01 and 392,094.27

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Solution

The fourth proportional to 747,163.24, 1,121,073.01 and 392,094.27 is: 588,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,163.24 : 1,121,073.01 = 392,094.27 : x
  2. Step 2: Convert to fraction form
    747,163.24/1,121,073.01 = 392,094.27/x
  3. Step 3: Cross multiply
    747,163.24x = 1,121,073.01 × 392,094.27
  4. Step 4: Simplify right side
    747,163.24x = 439,566,302,492.42
  5. Step 5: Solve for x
    x = 439,566,302,492.42/747,163.24
  6. Step 6: Final answer
    x = 588,313.61

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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.