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Finding the Fourth Proportional to 366,841.20, 549,340.20 and 293,113.20

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Solution

The fourth proportional to 366,841.20, 549,340.20 and 293,113.20 is: 438,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,841.20 : 549,340.20 = 293,113.20 : x
  2. Step 2: Convert to fraction form
    366,841.20/549,340.20 = 293,113.20/x
  3. Step 3: Cross multiply
    366,841.20x = 549,340.20 × 293,113.20
  4. Step 4: Simplify right side
    366,841.20x = 161,018,863,910.64
  5. Step 5: Solve for x
    x = 161,018,863,910.64/366,841.20
  6. Step 6: Final answer
    x = 438,933.42

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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.