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Finding the Fourth Proportional to 366,184.80, 549,601.20 and 216,237.60

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Solution

The fourth proportional to 366,184.80, 549,601.20 and 216,237.60 is: 324,547.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,184.80 : 549,601.20 = 216,237.60 : x
  2. Step 2: Convert to fraction form
    366,184.80/549,601.20 = 216,237.60/x
  3. Step 3: Cross multiply
    366,184.80x = 549,601.20 × 216,237.60
  4. Step 4: Simplify right side
    366,184.80x = 118,844,444,445.12
  5. Step 5: Solve for x
    x = 118,844,444,445.12/366,184.80
  6. Step 6: Final answer
    x = 324,547.73

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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.