Home / 472,966.12-709,253.34-192,292.84

Finding the Fourth Proportional to 472,966.12, 709,253.34 and 192,292.84

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Solution

The fourth proportional to 472,966.12, 709,253.34 and 192,292.84 is: 288,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,966.12 : 709,253.34 = 192,292.84 : x
  2. Step 2: Convert to fraction form
    472,966.12/709,253.34 = 192,292.84/x
  3. Step 3: Cross multiply
    472,966.12x = 709,253.34 × 192,292.84
  4. Step 4: Simplify right side
    472,966.12x = 136,384,339,028.09
  5. Step 5: Solve for x
    x = 136,384,339,028.09/472,966.12
  6. Step 6: Final answer
    x = 288,359.64

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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.