Home / 847,491.06-1,271,411.55-248,471.76

Finding the Fourth Proportional to 847,491.06, 1,271,411.55 and 248,471.76

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Solution

The fourth proportional to 847,491.06, 1,271,411.55 and 248,471.76 is: 372,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,491.06 : 1,271,411.55 = 248,471.76 : x
  2. Step 2: Convert to fraction form
    847,491.06/1,271,411.55 = 248,471.76/x
  3. Step 3: Cross multiply
    847,491.06x = 1,271,411.55 × 248,471.76
  4. Step 4: Simplify right side
    847,491.06x = 315,909,865,512.83
  5. Step 5: Solve for x
    x = 315,909,865,512.83/847,491.06
  6. Step 6: Final answer
    x = 372,758.94

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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.