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Finding the Fourth Proportional to 366,327.20, 549,490.80 and 113,607.20

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Solution

The fourth proportional to 366,327.20, 549,490.80 and 113,607.20 is: 170,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,327.20 : 549,490.80 = 113,607.20 : x
  2. Step 2: Convert to fraction form
    366,327.20/549,490.80 = 113,607.20/x
  3. Step 3: Cross multiply
    366,327.20x = 549,490.80 × 113,607.20
  4. Step 4: Simplify right side
    366,327.20x = 62,426,111,213.76
  5. Step 5: Solve for x
    x = 62,426,111,213.76/366,327.20
  6. Step 6: Final answer
    x = 170,410.80

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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.