Home / 330,226.02-455,713.65-187,013.94

Finding the Fourth Proportional to 330,226.02, 455,713.65 and 187,013.94

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Solution

The fourth proportional to 330,226.02, 455,713.65 and 187,013.94 is: 258,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,226.02 : 455,713.65 = 187,013.94 : x
  2. Step 2: Convert to fraction form
    330,226.02/455,713.65 = 187,013.94/x
  3. Step 3: Cross multiply
    330,226.02x = 455,713.65 × 187,013.94
  4. Step 4: Simplify right side
    330,226.02x = 85,224,805,198.28
  5. Step 5: Solve for x
    x = 85,224,805,198.28/330,226.02
  6. Step 6: Final answer
    x = 258,080.22

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1.5x scale

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.