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Finding the Fourth Proportional to 366,812.60, 549,562.80 and 226,407.20

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Solution

The fourth proportional to 366,812.60, 549,562.80 and 226,407.20 is: 339,205.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,812.60 : 549,562.80 = 226,407.20 : x
  2. Step 2: Convert to fraction form
    366,812.60/549,562.80 = 226,407.20/x
  3. Step 3: Cross multiply
    366,812.60x = 549,562.80 × 226,407.20
  4. Step 4: Simplify right side
    366,812.60x = 124,424,974,772.16
  5. Step 5: Solve for x
    x = 124,424,974,772.16/366,812.60
  6. Step 6: Final answer
    x = 339,205.84

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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.