Home / 722,499.49-1,084,421.76-367,779.04

Finding the Fourth Proportional to 722,499.49, 1,084,421.76 and 367,779.04

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Solution

The fourth proportional to 722,499.49, 1,084,421.76 and 367,779.04 is: 552,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,499.49 : 1,084,421.76 = 367,779.04 : x
  2. Step 2: Convert to fraction form
    722,499.49/1,084,421.76 = 367,779.04/x
  3. Step 3: Cross multiply
    722,499.49x = 1,084,421.76 × 367,779.04
  4. Step 4: Simplify right side
    722,499.49x = 398,827,593,847.91
  5. Step 5: Solve for x
    x = 398,827,593,847.91/722,499.49
  6. Step 6: Final answer
    x = 552,010.90

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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.