Home / 709,473.25-1,063,285.75-288,256.69

Finding the Fourth Proportional to 709,473.25, 1,063,285.75 and 288,256.69

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Solution

The fourth proportional to 709,473.25, 1,063,285.75 and 288,256.69 is: 432,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,473.25 : 1,063,285.75 = 288,256.69 : x
  2. Step 2: Convert to fraction form
    709,473.25/1,063,285.75 = 288,256.69/x
  3. Step 3: Cross multiply
    709,473.25x = 1,063,285.75 × 288,256.69
  4. Step 4: Simplify right side
    709,473.25x = 306,499,230,819.17
  5. Step 5: Solve for x
    x = 306,499,230,819.17/709,473.25
  6. Step 6: Final answer
    x = 432,009.57

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