Home / 992,064.09-1,369,042.72-550,534.24

Finding the Fourth Proportional to 992,064.09, 1,369,042.72 and 550,534.24

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Solution

The fourth proportional to 992,064.09, 1,369,042.72 and 550,534.24 is: 759,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,064.09 : 1,369,042.72 = 550,534.24 : x
  2. Step 2: Convert to fraction form
    992,064.09/1,369,042.72 = 550,534.24/x
  3. Step 3: Cross multiply
    992,064.09x = 1,369,042.72 × 550,534.24
  4. Step 4: Simplify right side
    992,064.09x = 753,704,893,382.73
  5. Step 5: Solve for x
    x = 753,704,893,382.73/992,064.09
  6. Step 6: Final answer
    x = 759,734.07

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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.