Home / 770,647.60-1,154,475.78-567,875.80

Finding the Fourth Proportional to 770,647.60, 1,154,475.78 and 567,875.80

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Solution

The fourth proportional to 770,647.60, 1,154,475.78 and 567,875.80 is: 850,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,647.60 : 1,154,475.78 = 567,875.80 : x
  2. Step 2: Convert to fraction form
    770,647.60/1,154,475.78 = 567,875.80/x
  3. Step 3: Cross multiply
    770,647.60x = 1,154,475.78 × 567,875.80
  4. Step 4: Simplify right side
    770,647.60x = 655,598,857,148.12
  5. Step 5: Solve for x
    x = 655,598,857,148.12/770,647.60
  6. Step 6: Final answer
    x = 850,711.61

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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.