Home / 679,387.02-1,019,079.33-180,751.02

Finding the Fourth Proportional to 679,387.02, 1,019,079.33 and 180,751.02

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Solution

The fourth proportional to 679,387.02, 1,019,079.33 and 180,751.02 is: 271,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,387.02 : 1,019,079.33 = 180,751.02 : x
  2. Step 2: Convert to fraction form
    679,387.02/1,019,079.33 = 180,751.02/x
  3. Step 3: Cross multiply
    679,387.02x = 1,019,079.33 × 180,751.02
  4. Step 4: Simplify right side
    679,387.02x = 184,199,628,358.42
  5. Step 5: Solve for x
    x = 184,199,628,358.42/679,387.02
  6. Step 6: Final answer
    x = 271,126.21

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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.