Home / 992,488.97-1,488,881.09-460,063.82

Finding the Fourth Proportional to 992,488.97, 1,488,881.09 and 460,063.82

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Solution

The fourth proportional to 992,488.97, 1,488,881.09 and 460,063.82 is: 690,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,488.97 : 1,488,881.09 = 460,063.82 : x
  2. Step 2: Convert to fraction form
    992,488.97/1,488,881.09 = 460,063.82/x
  3. Step 3: Cross multiply
    992,488.97x = 1,488,881.09 × 460,063.82
  4. Step 4: Simplify right side
    992,488.97x = 684,980,321,791.16
  5. Step 5: Solve for x
    x = 684,980,321,791.16/992,488.97
  6. Step 6: Final answer
    x = 690,164.17

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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.