Home / 797,639.28-1,196,200.08-265,017.30

Finding the Fourth Proportional to 797,639.28, 1,196,200.08 and 265,017.30

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Solution

The fourth proportional to 797,639.28, 1,196,200.08 and 265,017.30 is: 397,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,639.28 : 1,196,200.08 = 265,017.30 : x
  2. Step 2: Convert to fraction form
    797,639.28/1,196,200.08 = 265,017.30/x
  3. Step 3: Cross multiply
    797,639.28x = 1,196,200.08 × 265,017.30
  4. Step 4: Simplify right side
    797,639.28x = 317,013,715,461.38
  5. Step 5: Solve for x
    x = 317,013,715,461.38/797,639.28
  6. Step 6: Final answer
    x = 397,439.95

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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.