Home / 708,721.38-1,062,330.12-348,384.24

Finding the Fourth Proportional to 708,721.38, 1,062,330.12 and 348,384.24

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Solution

The fourth proportional to 708,721.38, 1,062,330.12 and 348,384.24 is: 522,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,721.38 : 1,062,330.12 = 348,384.24 : x
  2. Step 2: Convert to fraction form
    708,721.38/1,062,330.12 = 348,384.24/x
  3. Step 3: Cross multiply
    708,721.38x = 1,062,330.12 × 348,384.24
  4. Step 4: Simplify right side
    708,721.38x = 370,099,071,485.31
  5. Step 5: Solve for x
    x = 370,099,071,485.31/708,721.38
  6. Step 6: Final answer
    x = 522,206.73

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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.