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Finding the Fourth Proportional to 608,002.10, 912,003.15 and 164,770.10

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Solution

The fourth proportional to 608,002.10, 912,003.15 and 164,770.10 is: 247,155.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,002.10 : 912,003.15 = 164,770.10 : x
  2. Step 2: Convert to fraction form
    608,002.10/912,003.15 = 164,770.10/x
  3. Step 3: Cross multiply
    608,002.10x = 912,003.15 × 164,770.10
  4. Step 4: Simplify right side
    608,002.10x = 150,270,850,225.82
  5. Step 5: Solve for x
    x = 150,270,850,225.82/608,002.10
  6. Step 6: Final answer
    x = 247,155.15

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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.