Home / 768,271.41-1,060,160.12-424,052.11

Finding the Fourth Proportional to 768,271.41, 1,060,160.12 and 424,052.11

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Solution

The fourth proportional to 768,271.41, 1,060,160.12 and 424,052.11 is: 585,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,271.41 : 1,060,160.12 = 424,052.11 : x
  2. Step 2: Convert to fraction form
    768,271.41/1,060,160.12 = 424,052.11/x
  3. Step 3: Cross multiply
    768,271.41x = 1,060,160.12 × 424,052.11
  4. Step 4: Simplify right side
    768,271.41x = 449,563,137,811.64
  5. Step 5: Solve for x
    x = 449,563,137,811.64/768,271.41
  6. Step 6: Final answer
    x = 585,161.88

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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.