Home / 782,256.28-1,173,878.02-332,976.43

Finding the Fourth Proportional to 782,256.28, 1,173,878.02 and 332,976.43

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Solution

The fourth proportional to 782,256.28, 1,173,878.02 and 332,976.43 is: 499,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,256.28 : 1,173,878.02 = 332,976.43 : x
  2. Step 2: Convert to fraction form
    782,256.28/1,173,878.02 = 332,976.43/x
  3. Step 3: Cross multiply
    782,256.28x = 1,173,878.02 × 332,976.43
  4. Step 4: Simplify right side
    782,256.28x = 390,873,712,355.07
  5. Step 5: Solve for x
    x = 390,873,712,355.07/782,256.28
  6. Step 6: Final answer
    x = 499,674.75

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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.