Home / 847,281.06-1,271,096.55-248,261.76

Finding the Fourth Proportional to 847,281.06, 1,271,096.55 and 248,261.76

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Solution

The fourth proportional to 847,281.06, 1,271,096.55 and 248,261.76 is: 372,443.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,281.06 : 1,271,096.55 = 248,261.76 : x
  2. Step 2: Convert to fraction form
    847,281.06/1,271,096.55 = 248,261.76/x
  3. Step 3: Cross multiply
    847,281.06x = 1,271,096.55 × 248,261.76
  4. Step 4: Simplify right side
    847,281.06x = 315,564,666,632.93
  5. Step 5: Solve for x
    x = 315,564,666,632.93/847,281.06
  6. Step 6: Final answer
    x = 372,443.91

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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.