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Finding the Fourth Proportional to 650,231.55, 908,552.70 and 650,231.55

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Solution

The fourth proportional to 650,231.55, 908,552.70 and 650,231.55 is: 908,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,231.55 : 908,552.70 = 650,231.55 : x
  2. Step 2: Convert to fraction form
    650,231.55/908,552.70 = 650,231.55/x
  3. Step 3: Cross multiply
    650,231.55x = 908,552.70 × 650,231.55
  4. Step 4: Simplify right side
    650,231.55x = 590,769,630,377.69
  5. Step 5: Solve for x
    x = 590,769,630,377.69/650,231.55
  6. Step 6: Final answer
    x = 908,552.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.