Home / 768,002.60-1,152,003.90-577,231.40

Finding the Fourth Proportional to 768,002.60, 1,152,003.90 and 577,231.40

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Solution

The fourth proportional to 768,002.60, 1,152,003.90 and 577,231.40 is: 865,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,002.60 : 1,152,003.90 = 577,231.40 : x
  2. Step 2: Convert to fraction form
    768,002.60/1,152,003.90 = 577,231.40/x
  3. Step 3: Cross multiply
    768,002.60x = 1,152,003.90 × 577,231.40
  4. Step 4: Simplify right side
    768,002.60x = 664,972,824,002.46
  5. Step 5: Solve for x
    x = 664,972,824,002.46/768,002.60
  6. Step 6: Final answer
    x = 865,847.10

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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.