Home / 859,158.76-1,185,606.30-477,210.04

Finding the Fourth Proportional to 859,158.76, 1,185,606.30 and 477,210.04

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Solution

The fourth proportional to 859,158.76, 1,185,606.30 and 477,210.04 is: 658,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,158.76 : 1,185,606.30 = 477,210.04 : x
  2. Step 2: Convert to fraction form
    859,158.76/1,185,606.30 = 477,210.04/x
  3. Step 3: Cross multiply
    859,158.76x = 1,185,606.30 × 477,210.04
  4. Step 4: Simplify right side
    859,158.76x = 565,783,229,847.25
  5. Step 5: Solve for x
    x = 565,783,229,847.25/859,158.76
  6. Step 6: Final answer
    x = 658,531.64

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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.