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Finding the Fourth Proportional to 366,617.40, 549,926.10 and 179,993.40

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Solution

The fourth proportional to 366,617.40, 549,926.10 and 179,993.40 is: 269,990.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,617.40 : 549,926.10 = 179,993.40 : x
  2. Step 2: Convert to fraction form
    366,617.40/549,926.10 = 179,993.40/x
  3. Step 3: Cross multiply
    366,617.40x = 549,926.10 × 179,993.40
  4. Step 4: Simplify right side
    366,617.40x = 98,983,068,487.74
  5. Step 5: Solve for x
    x = 98,983,068,487.74/366,617.40
  6. Step 6: Final answer
    x = 269,990.10

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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.