Home / 873,195.16-1,309,793.04-392,861.92

Finding the Fourth Proportional to 873,195.16, 1,309,793.04 and 392,861.92

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Solution

The fourth proportional to 873,195.16, 1,309,793.04 and 392,861.92 is: 589,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,195.16 : 1,309,793.04 = 392,861.92 : x
  2. Step 2: Convert to fraction form
    873,195.16/1,309,793.04 = 392,861.92/x
  3. Step 3: Cross multiply
    873,195.16x = 1,309,793.04 × 392,861.92
  4. Step 4: Simplify right side
    873,195.16x = 514,567,808,497.04
  5. Step 5: Solve for x
    x = 514,567,808,497.04/873,195.16
  6. Step 6: Final answer
    x = 589,293.01

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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.