Home / 1,088,746.29-1,633,387.41-378,780.48

Finding the Fourth Proportional to 1,088,746.29, 1,633,387.41 and 378,780.48

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Solution

The fourth proportional to 1,088,746.29, 1,633,387.41 and 378,780.48 is: 568,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,746.29 : 1,633,387.41 = 378,780.48 : x
  2. Step 2: Convert to fraction form
    1,088,746.29/1,633,387.41 = 378,780.48/x
  3. Step 3: Cross multiply
    1,088,746.29x = 1,633,387.41 × 378,780.48
  4. Step 4: Simplify right side
    1,088,746.29x = 618,695,267,185.76
  5. Step 5: Solve for x
    x = 618,695,267,185.76/1,088,746.29
  6. Step 6: Final answer
    x = 568,263.95

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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.