Home / 792,371.48-1,188,127.14-359,851.40

Finding the Fourth Proportional to 792,371.48, 1,188,127.14 and 359,851.40

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Solution

The fourth proportional to 792,371.48, 1,188,127.14 and 359,851.40 is: 539,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,371.48 : 1,188,127.14 = 359,851.40 : x
  2. Step 2: Convert to fraction form
    792,371.48/1,188,127.14 = 359,851.40/x
  3. Step 3: Cross multiply
    792,371.48x = 1,188,127.14 × 359,851.40
  4. Step 4: Simplify right side
    792,371.48x = 427,549,214,707.00
  5. Step 5: Solve for x
    x = 427,549,214,707.00/792,371.48
  6. Step 6: Final answer
    x = 539,581.78

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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.