Home / 834,139.01-1,251,015.31-497,274.05

Finding the Fourth Proportional to 834,139.01, 1,251,015.31 and 497,274.05

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Solution

The fourth proportional to 834,139.01, 1,251,015.31 and 497,274.05 is: 745,795.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,139.01 : 1,251,015.31 = 497,274.05 : x
  2. Step 2: Convert to fraction form
    834,139.01/1,251,015.31 = 497,274.05/x
  3. Step 3: Cross multiply
    834,139.01x = 1,251,015.31 × 497,274.05
  4. Step 4: Simplify right side
    834,139.01x = 622,097,449,815.71
  5. Step 5: Solve for x
    x = 622,097,449,815.71/834,139.01
  6. Step 6: Final answer
    x = 745,795.90

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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.