Home / 738,836.26-1,108,254.39-570,601.97

Finding the Fourth Proportional to 738,836.26, 1,108,254.39 and 570,601.97

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Solution

The fourth proportional to 738,836.26, 1,108,254.39 and 570,601.97 is: 855,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,836.26 : 1,108,254.39 = 570,601.97 : x
  2. Step 2: Convert to fraction form
    738,836.26/1,108,254.39 = 570,601.97/x
  3. Step 3: Cross multiply
    738,836.26x = 1,108,254.39 × 570,601.97
  4. Step 4: Simplify right side
    738,836.26x = 632,372,133,998.01
  5. Step 5: Solve for x
    x = 632,372,133,998.01/738,836.26
  6. Step 6: Final answer
    x = 855,902.95

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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.