Home / 1,001,449.69-1,382,000.57-548,730.97

Finding the Fourth Proportional to 1,001,449.69, 1,382,000.57 and 548,730.97

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Solution

The fourth proportional to 1,001,449.69, 1,382,000.57 and 548,730.97 is: 757,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,449.69 : 1,382,000.57 = 548,730.97 : x
  2. Step 2: Convert to fraction form
    1,001,449.69/1,382,000.57 = 548,730.97/x
  3. Step 3: Cross multiply
    1,001,449.69x = 1,382,000.57 × 548,730.97
  4. Step 4: Simplify right side
    1,001,449.69x = 758,346,509,175.74
  5. Step 5: Solve for x
    x = 758,346,509,175.74/1,001,449.69
  6. Step 6: Final answer
    x = 757,248.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.