Home / 966,356.28-1,448,834.10-486,879.48

Finding the Fourth Proportional to 966,356.28, 1,448,834.10 and 486,879.48

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Solution

The fourth proportional to 966,356.28, 1,448,834.10 and 486,879.48 is: 729,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,356.28 : 1,448,834.10 = 486,879.48 : x
  2. Step 2: Convert to fraction form
    966,356.28/1,448,834.10 = 486,879.48/x
  3. Step 3: Cross multiply
    966,356.28x = 1,448,834.10 × 486,879.48
  4. Step 4: Simplify right side
    966,356.28x = 705,407,593,214.27
  5. Step 5: Solve for x
    x = 705,407,593,214.27/966,356.28
  6. Step 6: Final answer
    x = 729,966.38

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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.