Home / 467,285.28-644,838.24-295,295.12

Finding the Fourth Proportional to 467,285.28, 644,838.24 and 295,295.12

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Solution

The fourth proportional to 467,285.28, 644,838.24 and 295,295.12 is: 407,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,285.28 : 644,838.24 = 295,295.12 : x
  2. Step 2: Convert to fraction form
    467,285.28/644,838.24 = 295,295.12/x
  3. Step 3: Cross multiply
    467,285.28x = 644,838.24 × 295,295.12
  4. Step 4: Simplify right side
    467,285.28x = 190,417,585,461.39
  5. Step 5: Solve for x
    x = 190,417,585,461.39/467,285.28
  6. Step 6: Final answer
    x = 407,497.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.