Home / 1,098,529.20-1,645,720.20-564,231.60

Finding the Fourth Proportional to 1,098,529.20, 1,645,720.20 and 564,231.60

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Solution

The fourth proportional to 1,098,529.20, 1,645,720.20 and 564,231.60 is: 845,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,529.20 : 1,645,720.20 = 564,231.60 : x
  2. Step 2: Convert to fraction form
    1,098,529.20/1,645,720.20 = 564,231.60/x
  3. Step 3: Cross multiply
    1,098,529.20x = 1,645,720.20 × 564,231.60
  4. Step 4: Simplify right side
    1,098,529.20x = 928,567,341,598.32
  5. Step 5: Solve for x
    x = 928,567,341,598.32/1,098,529.20
  6. Step 6: Final answer
    x = 845,282.35

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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.