Home / 856,700.88-1,182,254.16-474,734.04

Finding the Fourth Proportional to 856,700.88, 1,182,254.16 and 474,734.04

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Solution

The fourth proportional to 856,700.88, 1,182,254.16 and 474,734.04 is: 655,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,700.88 : 1,182,254.16 = 474,734.04 : x
  2. Step 2: Convert to fraction form
    856,700.88/1,182,254.16 = 474,734.04/x
  3. Step 3: Cross multiply
    856,700.88x = 1,182,254.16 × 474,734.04
  4. Step 4: Simplify right side
    856,700.88x = 561,256,293,683.61
  5. Step 5: Solve for x
    x = 561,256,293,683.61/856,700.88
  6. Step 6: Final answer
    x = 655,136.82

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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.