Home / 844,551.36-1,165,481.28-462,602.40

Finding the Fourth Proportional to 844,551.36, 1,165,481.28 and 462,602.40

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Solution

The fourth proportional to 844,551.36, 1,165,481.28 and 462,602.40 is: 638,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,551.36 : 1,165,481.28 = 462,602.40 : x
  2. Step 2: Convert to fraction form
    844,551.36/1,165,481.28 = 462,602.40/x
  3. Step 3: Cross multiply
    844,551.36x = 1,165,481.28 × 462,602.40
  4. Step 4: Simplify right side
    844,551.36x = 539,154,437,283.07
  5. Step 5: Solve for x
    x = 539,154,437,283.07/844,551.36
  6. Step 6: Final answer
    x = 638,391.53

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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.