Home / 472,134.24-708,410.56-247,441.20

Finding the Fourth Proportional to 472,134.24, 708,410.56 and 247,441.20

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Solution

The fourth proportional to 472,134.24, 708,410.56 and 247,441.20 is: 371,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,134.24 : 708,410.56 = 247,441.20 : x
  2. Step 2: Convert to fraction form
    472,134.24/708,410.56 = 247,441.20/x
  3. Step 3: Cross multiply
    472,134.24x = 708,410.56 × 247,441.20
  4. Step 4: Simplify right side
    472,134.24x = 175,289,959,059.07
  5. Step 5: Solve for x
    x = 175,289,959,059.07/472,134.24
  6. Step 6: Final answer
    x = 371,271.44

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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.