Home / 837,708.52-1,155,519.38-730,535.80

Finding the Fourth Proportional to 837,708.52, 1,155,519.38 and 730,535.80

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Solution

The fourth proportional to 837,708.52, 1,155,519.38 and 730,535.80 is: 1,007,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,708.52 : 1,155,519.38 = 730,535.80 : x
  2. Step 2: Convert to fraction form
    837,708.52/1,155,519.38 = 730,535.80/x
  3. Step 3: Cross multiply
    837,708.52x = 1,155,519.38 × 730,535.80
  4. Step 4: Simplify right side
    837,708.52x = 844,148,274,683.80
  5. Step 5: Solve for x
    x = 844,148,274,683.80/837,708.52
  6. Step 6: Final answer
    x = 1,007,687.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.