Home / 572,200.08-790,291.47-376,839.87

Finding the Fourth Proportional to 572,200.08, 790,291.47 and 376,839.87

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Solution

The fourth proportional to 572,200.08, 790,291.47 and 376,839.87 is: 520,470.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,200.08 : 790,291.47 = 376,839.87 : x
  2. Step 2: Convert to fraction form
    572,200.08/790,291.47 = 376,839.87/x
  3. Step 3: Cross multiply
    572,200.08x = 790,291.47 × 376,839.87
  4. Step 4: Simplify right side
    572,200.08x = 297,813,334,816.91
  5. Step 5: Solve for x
    x = 297,813,334,816.91/572,200.08
  6. Step 6: Final answer
    x = 520,470.63

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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.