Home / 423,819.39-584,876.96-230,230.71

Finding the Fourth Proportional to 423,819.39, 584,876.96 and 230,230.71

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Solution

The fourth proportional to 423,819.39, 584,876.96 and 230,230.71 is: 317,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,819.39 : 584,876.96 = 230,230.71 : x
  2. Step 2: Convert to fraction form
    423,819.39/584,876.96 = 230,230.71/x
  3. Step 3: Cross multiply
    423,819.39x = 584,876.96 × 230,230.71
  4. Step 4: Simplify right side
    423,819.39x = 134,656,636,612.29
  5. Step 5: Solve for x
    x = 134,656,636,612.29/423,819.39
  6. Step 6: Final answer
    x = 317,721.75

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1.5x scale

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.