Home / 717,766.10-1,074,575.55-437,830.10

Finding the Fourth Proportional to 717,766.10, 1,074,575.55 and 437,830.10

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Solution

The fourth proportional to 717,766.10, 1,074,575.55 and 437,830.10 is: 655,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,766.10 : 1,074,575.55 = 437,830.10 : x
  2. Step 2: Convert to fraction form
    717,766.10/1,074,575.55 = 437,830.10/x
  3. Step 3: Cross multiply
    717,766.10x = 1,074,575.55 × 437,830.10
  4. Step 4: Simplify right side
    717,766.10x = 470,481,520,514.06
  5. Step 5: Solve for x
    x = 470,481,520,514.06/717,766.10
  6. Step 6: Final answer
    x = 655,480.27

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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.