Home / 780,118.80-1,167,586.20-566,278.80

Finding the Fourth Proportional to 780,118.80, 1,167,586.20 and 566,278.80

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Solution

The fourth proportional to 780,118.80, 1,167,586.20 and 566,278.80 is: 847,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,118.80 : 1,167,586.20 = 566,278.80 : x
  2. Step 2: Convert to fraction form
    780,118.80/1,167,586.20 = 566,278.80/x
  3. Step 3: Cross multiply
    780,118.80x = 1,167,586.20 × 566,278.80
  4. Step 4: Simplify right side
    780,118.80x = 661,179,312,232.56
  5. Step 5: Solve for x
    x = 661,179,312,232.56/780,118.80
  6. Step 6: Final answer
    x = 847,536.70

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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.