Home / 781,504.30-1,172,256.45-466,576.30

Finding the Fourth Proportional to 781,504.30, 1,172,256.45 and 466,576.30

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Solution

The fourth proportional to 781,504.30, 1,172,256.45 and 466,576.30 is: 699,864.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,504.30 : 1,172,256.45 = 466,576.30 : x
  2. Step 2: Convert to fraction form
    781,504.30/1,172,256.45 = 466,576.30/x
  3. Step 3: Cross multiply
    781,504.30x = 1,172,256.45 × 466,576.30
  4. Step 4: Simplify right side
    781,504.30x = 546,947,077,092.14
  5. Step 5: Solve for x
    x = 546,947,077,092.14/781,504.30
  6. Step 6: Final answer
    x = 699,864.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.