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Finding the Fourth Proportional to 606,167.10, 909,250.65 and 396,042.30

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Solution

The fourth proportional to 606,167.10, 909,250.65 and 396,042.30 is: 594,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,167.10 : 909,250.65 = 396,042.30 : x
  2. Step 2: Convert to fraction form
    606,167.10/909,250.65 = 396,042.30/x
  3. Step 3: Cross multiply
    606,167.10x = 909,250.65 × 396,042.30
  4. Step 4: Simplify right side
    606,167.10x = 360,101,718,702.50
  5. Step 5: Solve for x
    x = 360,101,718,702.50/606,167.10
  6. Step 6: Final answer
    x = 594,063.45

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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.