Home / 1,109,329.62-1,663,999.28-351,174.80

Finding the Fourth Proportional to 1,109,329.62, 1,663,999.28 and 351,174.80

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Solution

The fourth proportional to 1,109,329.62, 1,663,999.28 and 351,174.80 is: 526,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,329.62 : 1,663,999.28 = 351,174.80 : x
  2. Step 2: Convert to fraction form
    1,109,329.62/1,663,999.28 = 351,174.80/x
  3. Step 3: Cross multiply
    1,109,329.62x = 1,663,999.28 × 351,174.80
  4. Step 4: Simplify right side
    1,109,329.62x = 584,354,614,354.14
  5. Step 5: Solve for x
    x = 584,354,614,354.14/1,109,329.62
  6. Step 6: Final answer
    x = 526,763.74

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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.