Home / 426,439.20-588,495.27-235,464.66

Finding the Fourth Proportional to 426,439.20, 588,495.27 and 235,464.66

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Solution

The fourth proportional to 426,439.20, 588,495.27 and 235,464.66 is: 324,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,439.20 : 588,495.27 = 235,464.66 : x
  2. Step 2: Convert to fraction form
    426,439.20/588,495.27 = 235,464.66/x
  3. Step 3: Cross multiply
    426,439.20x = 588,495.27 × 235,464.66
  4. Step 4: Simplify right side
    426,439.20x = 138,569,838,662.16
  5. Step 5: Solve for x
    x = 138,569,838,662.16/426,439.20
  6. Step 6: Final answer
    x = 324,946.30

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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.