Home / 854,827.80-1,282,356.90-294,034.20

Finding the Fourth Proportional to 854,827.80, 1,282,356.90 and 294,034.20

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Solution

The fourth proportional to 854,827.80, 1,282,356.90 and 294,034.20 is: 441,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,827.80 : 1,282,356.90 = 294,034.20 : x
  2. Step 2: Convert to fraction form
    854,827.80/1,282,356.90 = 294,034.20/x
  3. Step 3: Cross multiply
    854,827.80x = 1,282,356.90 × 294,034.20
  4. Step 4: Simplify right side
    854,827.80x = 377,056,785,205.98
  5. Step 5: Solve for x
    x = 377,056,785,205.98/854,827.80
  6. Step 6: Final answer
    x = 441,090.93

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1.5x scale

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.