Home / 772,933.12-1,160,066.40-536,441.92

Finding the Fourth Proportional to 772,933.12, 1,160,066.40 and 536,441.92

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Solution

The fourth proportional to 772,933.12, 1,160,066.40 and 536,441.92 is: 805,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,933.12 : 1,160,066.40 = 536,441.92 : x
  2. Step 2: Convert to fraction form
    772,933.12/1,160,066.40 = 536,441.92/x
  3. Step 3: Cross multiply
    772,933.12x = 1,160,066.40 × 536,441.92
  4. Step 4: Simplify right side
    772,933.12x = 622,308,246,943.49
  5. Step 5: Solve for x
    x = 622,308,246,943.49/772,933.12
  6. Step 6: Final answer
    x = 805,125.61

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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.