Home / 679,874.20-1,019,373.54-585,133.24

Finding the Fourth Proportional to 679,874.20, 1,019,373.54 and 585,133.24

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Solution

The fourth proportional to 679,874.20, 1,019,373.54 and 585,133.24 is: 877,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,874.20 : 1,019,373.54 = 585,133.24 : x
  2. Step 2: Convert to fraction form
    679,874.20/1,019,373.54 = 585,133.24/x
  3. Step 3: Cross multiply
    679,874.20x = 1,019,373.54 × 585,133.24
  4. Step 4: Simplify right side
    679,874.20x = 596,469,342,230.47
  5. Step 5: Solve for x
    x = 596,469,342,230.47/679,874.20
  6. Step 6: Final answer
    x = 877,323.10

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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.