Home / 856,718.57-1,182,278.63-474,751.73

Finding the Fourth Proportional to 856,718.57, 1,182,278.63 and 474,751.73

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Solution

The fourth proportional to 856,718.57, 1,182,278.63 and 474,751.73 is: 655,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,718.57 : 1,182,278.63 = 474,751.73 : x
  2. Step 2: Convert to fraction form
    856,718.57/1,182,278.63 = 474,751.73/x
  3. Step 3: Cross multiply
    856,718.57x = 1,182,278.63 × 474,751.73
  4. Step 4: Simplify right side
    856,718.57x = 561,288,824,934.53
  5. Step 5: Solve for x
    x = 561,288,824,934.53/856,718.57
  6. Step 6: Final answer
    x = 655,161.27

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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.