Home / 709,071.78-1,063,622.25-235,761.26

Finding the Fourth Proportional to 709,071.78, 1,063,622.25 and 235,761.26

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Solution

The fourth proportional to 709,071.78, 1,063,622.25 and 235,761.26 is: 353,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,071.78 : 1,063,622.25 = 235,761.26 : x
  2. Step 2: Convert to fraction form
    709,071.78/1,063,622.25 = 235,761.26/x
  3. Step 3: Cross multiply
    709,071.78x = 1,063,622.25 × 235,761.26
  4. Step 4: Simplify right side
    709,071.78x = 250,760,921,824.04
  5. Step 5: Solve for x
    x = 250,760,921,824.04/709,071.78
  6. Step 6: Final answer
    x = 353,646.74

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Double scale
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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.