Home / 372,451.20-556,143.92-351,402.68

Finding the Fourth Proportional to 372,451.20, 556,143.92 and 351,402.68

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Solution

The fourth proportional to 372,451.20, 556,143.92 and 351,402.68 is: 524,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,451.20 : 556,143.92 = 351,402.68 : x
  2. Step 2: Convert to fraction form
    372,451.20/556,143.92 = 351,402.68/x
  3. Step 3: Cross multiply
    372,451.20x = 556,143.92 × 351,402.68
  4. Step 4: Simplify right side
    372,451.20x = 195,430,459,415.97
  5. Step 5: Solve for x
    x = 195,430,459,415.97/372,451.20
  6. Step 6: Final answer
    x = 524,714.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.