Home / 372,845.25-514,157.04-229,577.40

Finding the Fourth Proportional to 372,845.25, 514,157.04 and 229,577.40

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Solution

The fourth proportional to 372,845.25, 514,157.04 and 229,577.40 is: 316,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,845.25 : 514,157.04 = 229,577.40 : x
  2. Step 2: Convert to fraction form
    372,845.25/514,157.04 = 229,577.40/x
  3. Step 3: Cross multiply
    372,845.25x = 514,157.04 × 229,577.40
  4. Step 4: Simplify right side
    372,845.25x = 118,038,836,434.90
  5. Step 5: Solve for x
    x = 118,038,836,434.90/372,845.25
  6. Step 6: Final answer
    x = 316,589.35

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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.