Home / 768,026.70-1,152,040.05-656,052.30

Finding the Fourth Proportional to 768,026.70, 1,152,040.05 and 656,052.30

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Solution

The fourth proportional to 768,026.70, 1,152,040.05 and 656,052.30 is: 984,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,026.70 : 1,152,040.05 = 656,052.30 : x
  2. Step 2: Convert to fraction form
    768,026.70/1,152,040.05 = 656,052.30/x
  3. Step 3: Cross multiply
    768,026.70x = 1,152,040.05 × 656,052.30
  4. Step 4: Simplify right side
    768,026.70x = 755,798,524,494.62
  5. Step 5: Solve for x
    x = 755,798,524,494.62/768,026.70
  6. Step 6: Final answer
    x = 984,078.45

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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.