Home / 770,672.64-1,154,513.28-567,900.80

Finding the Fourth Proportional to 770,672.64, 1,154,513.28 and 567,900.80

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Solution

The fourth proportional to 770,672.64, 1,154,513.28 and 567,900.80 is: 850,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,672.64 : 1,154,513.28 = 567,900.80 : x
  2. Step 2: Convert to fraction form
    770,672.64/1,154,513.28 = 567,900.80/x
  3. Step 3: Cross multiply
    770,672.64x = 1,154,513.28 × 567,900.80
  4. Step 4: Simplify right side
    770,672.64x = 655,649,015,322.62
  5. Step 5: Solve for x
    x = 655,649,015,322.62/770,672.64
  6. Step 6: Final answer
    x = 850,749.05

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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.