Home / 726,358.25-1,001,677.82-480,953.63

Finding the Fourth Proportional to 726,358.25, 1,001,677.82 and 480,953.63

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Solution

The fourth proportional to 726,358.25, 1,001,677.82 and 480,953.63 is: 663,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,358.25 : 1,001,677.82 = 480,953.63 : x
  2. Step 2: Convert to fraction form
    726,358.25/1,001,677.82 = 480,953.63/x
  3. Step 3: Cross multiply
    726,358.25x = 1,001,677.82 × 480,953.63
  4. Step 4: Simplify right side
    726,358.25x = 481,760,583,718.91
  5. Step 5: Solve for x
    x = 481,760,583,718.91/726,358.25
  6. Step 6: Final answer
    x = 663,254.78

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Double scale
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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.