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Finding the Fourth Proportional to 703,148.47, 969,707.08 and 461,339.17

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Solution

The fourth proportional to 703,148.47, 969,707.08 and 461,339.17 is: 636,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,148.47 : 969,707.08 = 461,339.17 : x
  2. Step 2: Convert to fraction form
    703,148.47/969,707.08 = 461,339.17/x
  3. Step 3: Cross multiply
    703,148.47x = 969,707.08 × 461,339.17
  4. Step 4: Simplify right side
    703,148.47x = 447,363,859,430.32
  5. Step 5: Solve for x
    x = 447,363,859,430.32/703,148.47
  6. Step 6: Final answer
    x = 636,229.59

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.