Home / 834,273.02-1,251,528.56-257,945.90

Finding the Fourth Proportional to 834,273.02, 1,251,528.56 and 257,945.90

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Solution

The fourth proportional to 834,273.02, 1,251,528.56 and 257,945.90 is: 386,955.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,273.02 : 1,251,528.56 = 257,945.90 : x
  2. Step 2: Convert to fraction form
    834,273.02/1,251,528.56 = 257,945.90/x
  3. Step 3: Cross multiply
    834,273.02x = 1,251,528.56 × 257,945.90
  4. Step 4: Simplify right side
    834,273.02x = 322,826,660,784.90
  5. Step 5: Solve for x
    x = 322,826,660,784.90/834,273.02
  6. Step 6: Final answer
    x = 386,955.65

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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.