Home / 476,445.38-714,946.91-177,132.56

Finding the Fourth Proportional to 476,445.38, 714,946.91 and 177,132.56

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Solution

The fourth proportional to 476,445.38, 714,946.91 and 177,132.56 is: 265,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,445.38 : 714,946.91 = 177,132.56 : x
  2. Step 2: Convert to fraction form
    476,445.38/714,946.91 = 177,132.56/x
  3. Step 3: Cross multiply
    476,445.38x = 714,946.91 × 177,132.56
  4. Step 4: Simplify right side
    476,445.38x = 126,640,371,971.99
  5. Step 5: Solve for x
    x = 126,640,371,971.99/476,445.38
  6. Step 6: Final answer
    x = 265,802.50

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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.