Home / 888,387.24-1,225,970.70-480,489.54

Finding the Fourth Proportional to 888,387.24, 1,225,970.70 and 480,489.54

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Solution

The fourth proportional to 888,387.24, 1,225,970.70 and 480,489.54 is: 663,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,387.24 : 1,225,970.70 = 480,489.54 : x
  2. Step 2: Convert to fraction form
    888,387.24/1,225,970.70 = 480,489.54/x
  3. Step 3: Cross multiply
    888,387.24x = 1,225,970.70 × 480,489.54
  4. Step 4: Simplify right side
    888,387.24x = 589,066,097,696.48
  5. Step 5: Solve for x
    x = 589,066,097,696.48/888,387.24
  6. Step 6: Final answer
    x = 663,073.57

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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.