Home / 768,982.91-1,152,820.04-469,673.46

Finding the Fourth Proportional to 768,982.91, 1,152,820.04 and 469,673.46

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Solution

The fourth proportional to 768,982.91, 1,152,820.04 and 469,673.46 is: 704,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,982.91 : 1,152,820.04 = 469,673.46 : x
  2. Step 2: Convert to fraction form
    768,982.91/1,152,820.04 = 469,673.46/x
  3. Step 3: Cross multiply
    768,982.91x = 1,152,820.04 × 469,673.46
  4. Step 4: Simplify right side
    768,982.91x = 541,448,974,595.77
  5. Step 5: Solve for x
    x = 541,448,974,595.77/768,982.91
  6. Step 6: Final answer
    x = 704,110.55

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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.