Home / 772,169.45-1,158,658.05-560,684.31

Finding the Fourth Proportional to 772,169.45, 1,158,658.05 and 560,684.31

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Solution

The fourth proportional to 772,169.45, 1,158,658.05 and 560,684.31 is: 841,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,169.45 : 1,158,658.05 = 560,684.31 : x
  2. Step 2: Convert to fraction form
    772,169.45/1,158,658.05 = 560,684.31/x
  3. Step 3: Cross multiply
    772,169.45x = 1,158,658.05 × 560,684.31
  4. Step 4: Simplify right side
    772,169.45x = 649,641,389,290.20
  5. Step 5: Solve for x
    x = 649,641,389,290.20/772,169.45
  6. Step 6: Final answer
    x = 841,319.73

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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.