Home / 805,722.20-1,207,271.10-593,145.80

Finding the Fourth Proportional to 805,722.20, 1,207,271.10 and 593,145.80

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Solution

The fourth proportional to 805,722.20, 1,207,271.10 and 593,145.80 is: 888,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,722.20 : 1,207,271.10 = 593,145.80 : x
  2. Step 2: Convert to fraction form
    805,722.20/1,207,271.10 = 593,145.80/x
  3. Step 3: Cross multiply
    805,722.20x = 1,207,271.10 × 593,145.80
  4. Step 4: Simplify right side
    805,722.20x = 716,087,782,426.38
  5. Step 5: Solve for x
    x = 716,087,782,426.38/805,722.20
  6. Step 6: Final answer
    x = 888,752.70

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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.