Home / 888,449.47-1,332,673.17-289,409.66

Finding the Fourth Proportional to 888,449.47, 1,332,673.17 and 289,409.66

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Solution

The fourth proportional to 888,449.47, 1,332,673.17 and 289,409.66 is: 434,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,449.47 : 1,332,673.17 = 289,409.66 : x
  2. Step 2: Convert to fraction form
    888,449.47/1,332,673.17 = 289,409.66/x
  3. Step 3: Cross multiply
    888,449.47x = 1,332,673.17 × 289,409.66
  4. Step 4: Simplify right side
    888,449.47x = 385,688,495,103.63
  5. Step 5: Solve for x
    x = 385,688,495,103.63/888,449.47
  6. Step 6: Final answer
    x = 434,114.16

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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.