Home / 859,159.76-1,185,607.68-477,211.04

Finding the Fourth Proportional to 859,159.76, 1,185,607.68 and 477,211.04

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Solution

The fourth proportional to 859,159.76, 1,185,607.68 and 477,211.04 is: 658,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,159.76 : 1,185,607.68 = 477,211.04 : x
  2. Step 2: Convert to fraction form
    859,159.76/1,185,607.68 = 477,211.04/x
  3. Step 3: Cross multiply
    859,159.76x = 1,185,607.68 × 477,211.04
  4. Step 4: Simplify right side
    859,159.76x = 565,785,074,004.79
  5. Step 5: Solve for x
    x = 565,785,074,004.79/859,159.76
  6. Step 6: Final answer
    x = 658,533.02

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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.