Home / 709,359.84-1,063,440.96-330,084.48

Finding the Fourth Proportional to 709,359.84, 1,063,440.96 and 330,084.48

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Solution

The fourth proportional to 709,359.84, 1,063,440.96 and 330,084.48 is: 494,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,359.84 : 1,063,440.96 = 330,084.48 : x
  2. Step 2: Convert to fraction form
    709,359.84/1,063,440.96 = 330,084.48/x
  3. Step 3: Cross multiply
    709,359.84x = 1,063,440.96 × 330,084.48
  4. Step 4: Simplify right side
    709,359.84x = 351,025,356,292.30
  5. Step 5: Solve for x
    x = 351,025,356,292.30/709,359.84
  6. Step 6: Final answer
    x = 494,848.08

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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.