Home / 888,085.50-1,225,587.15-485,677.50

Finding the Fourth Proportional to 888,085.50, 1,225,587.15 and 485,677.50

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Solution

The fourth proportional to 888,085.50, 1,225,587.15 and 485,677.50 is: 670,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,085.50 : 1,225,587.15 = 485,677.50 : x
  2. Step 2: Convert to fraction form
    888,085.50/1,225,587.15 = 485,677.50/x
  3. Step 3: Cross multiply
    888,085.50x = 1,225,587.15 × 485,677.50
  4. Step 4: Simplify right side
    888,085.50x = 595,240,103,044.13
  5. Step 5: Solve for x
    x = 595,240,103,044.13/888,085.50
  6. Step 6: Final answer
    x = 670,250.90

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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.