Home / 856,702.88-1,182,256.92-474,736.04

Finding the Fourth Proportional to 856,702.88, 1,182,256.92 and 474,736.04

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Solution

The fourth proportional to 856,702.88, 1,182,256.92 and 474,736.04 is: 655,139.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,702.88 : 1,182,256.92 = 474,736.04 : x
  2. Step 2: Convert to fraction form
    856,702.88/1,182,256.92 = 474,736.04/x
  3. Step 3: Cross multiply
    856,702.88x = 1,182,256.92 × 474,736.04
  4. Step 4: Simplify right side
    856,702.88x = 561,259,968,463.40
  5. Step 5: Solve for x
    x = 561,259,968,463.40/856,702.88
  6. Step 6: Final answer
    x = 655,139.58

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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.