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Finding the Fourth Proportional to 373,080.95, 514,705.54 and 229,591.88

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Solution

The fourth proportional to 373,080.95, 514,705.54 and 229,591.88 is: 316,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,080.95 : 514,705.54 = 229,591.88 : x
  2. Step 2: Convert to fraction form
    373,080.95/514,705.54 = 229,591.88/x
  3. Step 3: Cross multiply
    373,080.95x = 514,705.54 × 229,591.88
  4. Step 4: Simplify right side
    373,080.95x = 118,172,212,575.02
  5. Step 5: Solve for x
    x = 118,172,212,575.02/373,080.95
  6. Step 6: Final answer
    x = 316,746.84

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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.