Home / 1,015,960.81-1,402,027.90-563,251.81

Finding the Fourth Proportional to 1,015,960.81, 1,402,027.90 and 563,251.81

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Solution

The fourth proportional to 1,015,960.81, 1,402,027.90 and 563,251.81 is: 777,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,960.81 : 1,402,027.90 = 563,251.81 : x
  2. Step 2: Convert to fraction form
    1,015,960.81/1,402,027.90 = 563,251.81/x
  3. Step 3: Cross multiply
    1,015,960.81x = 1,402,027.90 × 563,251.81
  4. Step 4: Simplify right side
    1,015,960.81x = 789,694,752,345.50
  5. Step 5: Solve for x
    x = 789,694,752,345.50/1,015,960.81
  6. Step 6: Final answer
    x = 777,288.60

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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.