Home / 372,248.10-557,756.55-214,200.90

Finding the Fourth Proportional to 372,248.10, 557,756.55 and 214,200.90

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Solution

The fourth proportional to 372,248.10, 557,756.55 and 214,200.90 is: 320,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,248.10 : 557,756.55 = 214,200.90 : x
  2. Step 2: Convert to fraction form
    372,248.10/557,756.55 = 214,200.90/x
  3. Step 3: Cross multiply
    372,248.10x = 557,756.55 × 214,200.90
  4. Step 4: Simplify right side
    372,248.10x = 119,471,954,990.90
  5. Step 5: Solve for x
    x = 119,471,954,990.90/372,248.10
  6. Step 6: Final answer
    x = 320,947.12

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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.