Home / 887,955.48-1,331,711.52-348,321.44

Finding the Fourth Proportional to 887,955.48, 1,331,711.52 and 348,321.44

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Solution

The fourth proportional to 887,955.48, 1,331,711.52 and 348,321.44 is: 522,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,955.48 : 1,331,711.52 = 348,321.44 : x
  2. Step 2: Convert to fraction form
    887,955.48/1,331,711.52 = 348,321.44/x
  3. Step 3: Cross multiply
    887,955.48x = 1,331,711.52 × 348,321.44
  4. Step 4: Simplify right side
    887,955.48x = 463,863,674,310.99
  5. Step 5: Solve for x
    x = 463,863,674,310.99/887,955.48
  6. Step 6: Final answer
    x = 522,395.19

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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.