Home / 884,981.28-1,221,271.92-482,573.28

Finding the Fourth Proportional to 884,981.28, 1,221,271.92 and 482,573.28

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Solution

The fourth proportional to 884,981.28, 1,221,271.92 and 482,573.28 is: 665,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,981.28 : 1,221,271.92 = 482,573.28 : x
  2. Step 2: Convert to fraction form
    884,981.28/1,221,271.92 = 482,573.28/x
  3. Step 3: Cross multiply
    884,981.28x = 1,221,271.92 × 482,573.28
  4. Step 4: Simplify right side
    884,981.28x = 589,353,196,206.30
  5. Step 5: Solve for x
    x = 589,353,196,206.30/884,981.28
  6. Step 6: Final answer
    x = 665,949.90

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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.