Home / 857,182.92-1,285,648.02-226,141.08

Finding the Fourth Proportional to 857,182.92, 1,285,648.02 and 226,141.08

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Solution

The fourth proportional to 857,182.92, 1,285,648.02 and 226,141.08 is: 339,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,182.92 : 1,285,648.02 = 226,141.08 : x
  2. Step 2: Convert to fraction form
    857,182.92/1,285,648.02 = 226,141.08/x
  3. Step 3: Cross multiply
    857,182.92x = 1,285,648.02 × 226,141.08
  4. Step 4: Simplify right side
    857,182.92x = 290,737,831,742.66
  5. Step 5: Solve for x
    x = 290,737,831,742.66/857,182.92
  6. Step 6: Final answer
    x = 339,178.28

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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.