Home / 888,005.14-1,225,422.21-485,588.50

Finding the Fourth Proportional to 888,005.14, 1,225,422.21 and 485,588.50

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Solution

The fourth proportional to 888,005.14, 1,225,422.21 and 485,588.50 is: 670,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,005.14 : 1,225,422.21 = 485,588.50 : x
  2. Step 2: Convert to fraction form
    888,005.14/1,225,422.21 = 485,588.50/x
  3. Step 3: Cross multiply
    888,005.14x = 1,225,422.21 × 485,588.50
  4. Step 4: Simplify right side
    888,005.14x = 595,050,932,820.59
  5. Step 5: Solve for x
    x = 595,050,932,820.59/888,005.14
  6. Step 6: Final answer
    x = 670,098.52

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1.5x scale

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.