Home / 888,293.11-1,332,141.30-289,113.35

Finding the Fourth Proportional to 888,293.11, 1,332,141.30 and 289,113.35

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Solution

The fourth proportional to 888,293.11, 1,332,141.30 and 289,113.35 is: 433,572.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,293.11 : 1,332,141.30 = 289,113.35 : x
  2. Step 2: Convert to fraction form
    888,293.11/1,332,141.30 = 289,113.35/x
  3. Step 3: Cross multiply
    888,293.11x = 1,332,141.30 × 289,113.35
  4. Step 4: Simplify right side
    888,293.11x = 385,139,833,916.36
  5. Step 5: Solve for x
    x = 385,139,833,916.36/888,293.11
  6. Step 6: Final answer
    x = 433,572.92

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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.