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Finding the Fourth Proportional to 510,456.08, 765,705.25 and 150,626.94

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Solution

The fourth proportional to 510,456.08, 765,705.25 and 150,626.94 is: 225,946.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,456.08 : 765,705.25 = 150,626.94 : x
  2. Step 2: Convert to fraction form
    510,456.08/765,705.25 = 150,626.94/x
  3. Step 3: Cross multiply
    510,456.08x = 765,705.25 × 150,626.94
  4. Step 4: Simplify right side
    510,456.08x = 115,335,838,749.44
  5. Step 5: Solve for x
    x = 115,335,838,749.44/510,456.08
  6. Step 6: Final answer
    x = 225,946.65

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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.