Home / 888,156.20-1,225,581.60-500,950.28

Finding the Fourth Proportional to 888,156.20, 1,225,581.60 and 500,950.28

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Solution

The fourth proportional to 888,156.20, 1,225,581.60 and 500,950.28 is: 691,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,156.20 : 1,225,581.60 = 500,950.28 : x
  2. Step 2: Convert to fraction form
    888,156.20/1,225,581.60 = 500,950.28/x
  3. Step 3: Cross multiply
    888,156.20x = 1,225,581.60 × 500,950.28
  4. Step 4: Simplify right side
    888,156.20x = 613,955,445,682.85
  5. Step 5: Solve for x
    x = 613,955,445,682.85/888,156.20
  6. Step 6: Final answer
    x = 691,269.67

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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.