Home / 423,727.60-584,748.30-230,139.08

Finding the Fourth Proportional to 423,727.60, 584,748.30 and 230,139.08

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Solution

The fourth proportional to 423,727.60, 584,748.30 and 230,139.08 is: 317,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,727.60 : 584,748.30 = 230,139.08 : x
  2. Step 2: Convert to fraction form
    423,727.60/584,748.30 = 230,139.08/x
  3. Step 3: Cross multiply
    423,727.60x = 584,748.30 × 230,139.08
  4. Step 4: Simplify right side
    423,727.60x = 134,573,435,793.56
  5. Step 5: Solve for x
    x = 134,573,435,793.56/423,727.60
  6. Step 6: Final answer
    x = 317,594.22

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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.