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Finding the Fourth Proportional to 372,598.62, 514,256.96 and 211,468.76

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Solution

The fourth proportional to 372,598.62, 514,256.96 and 211,468.76 is: 291,867.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,598.62 : 514,256.96 = 211,468.76 : x
  2. Step 2: Convert to fraction form
    372,598.62/514,256.96 = 211,468.76/x
  3. Step 3: Cross multiply
    372,598.62x = 514,256.96 × 211,468.76
  4. Step 4: Simplify right side
    372,598.62x = 108,749,281,652.57
  5. Step 5: Solve for x
    x = 108,749,281,652.57/372,598.62
  6. Step 6: Final answer
    x = 291,867.11

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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.