Home / 844,681.17-1,165,661.91-462,709.47

Finding the Fourth Proportional to 844,681.17, 1,165,661.91 and 462,709.47

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Solution

The fourth proportional to 844,681.17, 1,165,661.91 and 462,709.47 is: 638,540.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,681.17 : 1,165,661.91 = 462,709.47 : x
  2. Step 2: Convert to fraction form
    844,681.17/1,165,661.91 = 462,709.47/x
  3. Step 3: Cross multiply
    844,681.17x = 1,165,661.91 × 462,709.47
  4. Step 4: Simplify right side
    844,681.17x = 539,362,804,575.29
  5. Step 5: Solve for x
    x = 539,362,804,575.29/844,681.17
  6. Step 6: Final answer
    x = 638,540.11

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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.