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Finding the Fourth Proportional to 366,925.80, 549,870.30 and 271,410.60

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Solution

The fourth proportional to 366,925.80, 549,870.30 and 271,410.60 is: 406,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,925.80 : 549,870.30 = 271,410.60 : x
  2. Step 2: Convert to fraction form
    366,925.80/549,870.30 = 271,410.60/x
  3. Step 3: Cross multiply
    366,925.80x = 549,870.30 × 271,410.60
  4. Step 4: Simplify right side
    366,925.80x = 149,240,628,045.18
  5. Step 5: Solve for x
    x = 149,240,628,045.18/366,925.80
  6. Step 6: Final answer
    x = 406,732.45

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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.