Home / 366,985.10-549,821.55-300,062.90

Finding the Fourth Proportional to 366,985.10, 549,821.55 and 300,062.90

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Solution

The fourth proportional to 366,985.10, 549,821.55 and 300,062.90 is: 449,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,985.10 : 549,821.55 = 300,062.90 : x
  2. Step 2: Convert to fraction form
    366,985.10/549,821.55 = 300,062.90/x
  3. Step 3: Cross multiply
    366,985.10x = 549,821.55 × 300,062.90
  4. Step 4: Simplify right side
    366,985.10x = 164,981,048,775.50
  5. Step 5: Solve for x
    x = 164,981,048,775.50/366,985.10
  6. Step 6: Final answer
    x = 449,557.89

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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.