Home / 887,911.47-1,331,645.76-348,277.41

Finding the Fourth Proportional to 887,911.47, 1,331,645.76 and 348,277.41

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Solution

The fourth proportional to 887,911.47, 1,331,645.76 and 348,277.41 is: 522,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,911.47 : 1,331,645.76 = 348,277.41 : x
  2. Step 2: Convert to fraction form
    887,911.47/1,331,645.76 = 348,277.41/x
  3. Step 3: Cross multiply
    887,911.47x = 1,331,645.76 × 348,277.41
  4. Step 4: Simplify right side
    887,911.47x = 463,782,136,330.28
  5. Step 5: Solve for x
    x = 463,782,136,330.28/887,911.47
  6. Step 6: Final answer
    x = 522,329.25

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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.