Home / 856,824.86-1,182,418.30-474,876.24

Finding the Fourth Proportional to 856,824.86, 1,182,418.30 and 474,876.24

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Solution

The fourth proportional to 856,824.86, 1,182,418.30 and 474,876.24 is: 655,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,824.86 : 1,182,418.30 = 474,876.24 : x
  2. Step 2: Convert to fraction form
    856,824.86/1,182,418.30 = 474,876.24/x
  3. Step 3: Cross multiply
    856,824.86x = 1,182,418.30 × 474,876.24
  4. Step 4: Simplify right side
    856,824.86x = 561,502,361,211.78
  5. Step 5: Solve for x
    x = 561,502,361,211.78/856,824.86
  6. Step 6: Final answer
    x = 655,329.21

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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.