Home / 677,024.80-934,292.28-375,218.80

Finding the Fourth Proportional to 677,024.80, 934,292.28 and 375,218.80

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Solution

The fourth proportional to 677,024.80, 934,292.28 and 375,218.80 is: 517,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,024.80 : 934,292.28 = 375,218.80 : x
  2. Step 2: Convert to fraction form
    677,024.80/934,292.28 = 375,218.80/x
  3. Step 3: Cross multiply
    677,024.80x = 934,292.28 × 375,218.80
  4. Step 4: Simplify right side
    677,024.80x = 350,564,028,150.86
  5. Step 5: Solve for x
    x = 350,564,028,150.86/677,024.80
  6. Step 6: Final answer
    x = 517,800.87

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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.