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Finding the Fourth Proportional to 575,182.80, 862,774.20 and 295,246.80

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Solution

The fourth proportional to 575,182.80, 862,774.20 and 295,246.80 is: 442,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,182.80 : 862,774.20 = 295,246.80 : x
  2. Step 2: Convert to fraction form
    575,182.80/862,774.20 = 295,246.80/x
  3. Step 3: Cross multiply
    575,182.80x = 862,774.20 × 295,246.80
  4. Step 4: Simplify right side
    575,182.80x = 254,731,321,672.56
  5. Step 5: Solve for x
    x = 254,731,321,672.56/575,182.80
  6. Step 6: Final answer
    x = 442,870.20

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.