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Finding the Fourth Proportional to 540,570.56, 810,856.80 and 166,591.04

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Solution

The fourth proportional to 540,570.56, 810,856.80 and 166,591.04 is: 249,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,570.56 : 810,856.80 = 166,591.04 : x
  2. Step 2: Convert to fraction form
    540,570.56/810,856.80 = 166,591.04/x
  3. Step 3: Cross multiply
    540,570.56x = 810,856.80 × 166,591.04
  4. Step 4: Simplify right side
    540,570.56x = 135,081,477,603.07
  5. Step 5: Solve for x
    x = 135,081,477,603.07/540,570.56
  6. Step 6: Final answer
    x = 249,886.86

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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.