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Finding the Fourth Proportional to 366,344.80, 549,517.20 and 304,136.80

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Solution

The fourth proportional to 366,344.80, 549,517.20 and 304,136.80 is: 456,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,344.80 : 549,517.20 = 304,136.80 : x
  2. Step 2: Convert to fraction form
    366,344.80/549,517.20 = 304,136.80/x
  3. Step 3: Cross multiply
    366,344.80x = 549,517.20 × 304,136.80
  4. Step 4: Simplify right side
    366,344.80x = 167,128,402,752.96
  5. Step 5: Solve for x
    x = 167,128,402,752.96/366,344.80
  6. Step 6: Final answer
    x = 456,205.20

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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.