Home / 1,170,049.86-1,755,140.40-328,536

Finding the Fourth Proportional to 1,170,049.86, 1,755,140.40 and 328,536

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Solution

The fourth proportional to 1,170,049.86, 1,755,140.40 and 328,536 is: 492,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,049.86 : 1,755,140.40 = 328,536 : x
  2. Step 2: Convert to fraction form
    1,170,049.86/1,755,140.40 = 328,536/x
  3. Step 3: Cross multiply
    1,170,049.86x = 1,755,140.40 × 328,536
  4. Step 4: Simplify right side
    1,170,049.86x = 576,626,806,454.40
  5. Step 5: Solve for x
    x = 576,626,806,454.40/1,170,049.86
  6. Step 6: Final answer
    x = 492,822.42

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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.