Home / 549,068.60-757,677.69-304,035.75

Finding the Fourth Proportional to 549,068.60, 757,677.69 and 304,035.75

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Solution

The fourth proportional to 549,068.60, 757,677.69 and 304,035.75 is: 419,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,068.60 : 757,677.69 = 304,035.75 : x
  2. Step 2: Convert to fraction form
    549,068.60/757,677.69 = 304,035.75/x
  3. Step 3: Cross multiply
    549,068.60x = 757,677.69 × 304,035.75
  4. Step 4: Simplify right side
    549,068.60x = 230,361,104,737.42
  5. Step 5: Solve for x
    x = 230,361,104,737.42/549,068.60
  6. Step 6: Final answer
    x = 419,548.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.