Home / 434,721.48-651,621.96-146,258.52

Finding the Fourth Proportional to 434,721.48, 651,621.96 and 146,258.52

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Solution

The fourth proportional to 434,721.48, 651,621.96 and 146,258.52 is: 219,232.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,721.48 : 651,621.96 = 146,258.52 : x
  2. Step 2: Convert to fraction form
    434,721.48/651,621.96 = 146,258.52/x
  3. Step 3: Cross multiply
    434,721.48x = 651,621.96 × 146,258.52
  4. Step 4: Simplify right side
    434,721.48x = 95,305,263,469.10
  5. Step 5: Solve for x
    x = 95,305,263,469.10/434,721.48
  6. Step 6: Final answer
    x = 219,232.93

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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.