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Finding the Fourth Proportional to 366,378.24, 549,775.20 and 155,994.24

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Solution

The fourth proportional to 366,378.24, 549,775.20 and 155,994.24 is: 234,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,378.24 : 549,775.20 = 155,994.24 : x
  2. Step 2: Convert to fraction form
    366,378.24/549,775.20 = 155,994.24/x
  3. Step 3: Cross multiply
    366,378.24x = 549,775.20 × 155,994.24
  4. Step 4: Simplify right side
    366,378.24x = 85,761,764,494.85
  5. Step 5: Solve for x
    x = 85,761,764,494.85/366,378.24
  6. Step 6: Final answer
    x = 234,079.85

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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.