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Finding the Fourth Proportional to 370,577.10, 556,124.85 and 160,365.90

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Solution

The fourth proportional to 370,577.10, 556,124.85 and 160,365.90 is: 240,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,577.10 : 556,124.85 = 160,365.90 : x
  2. Step 2: Convert to fraction form
    370,577.10/556,124.85 = 160,365.90/x
  3. Step 3: Cross multiply
    370,577.10x = 556,124.85 × 160,365.90
  4. Step 4: Simplify right side
    370,577.10x = 89,183,462,082.62
  5. Step 5: Solve for x
    x = 89,183,462,082.62/370,577.10
  6. Step 6: Final answer
    x = 240,661.02

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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.