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Finding the Fourth Proportional to 341,356.18, 512,034.53 and 116,718.31

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Solution

The fourth proportional to 341,356.18, 512,034.53 and 116,718.31 is: 175,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,356.18 : 512,034.53 = 116,718.31 : x
  2. Step 2: Convert to fraction form
    341,356.18/512,034.53 = 116,718.31/x
  3. Step 3: Cross multiply
    341,356.18x = 512,034.53 × 116,718.31
  4. Step 4: Simplify right side
    341,356.18x = 59,763,801,859.48
  5. Step 5: Solve for x
    x = 59,763,801,859.48/341,356.18
  6. Step 6: Final answer
    x = 175,077.54

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1.5x scale

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.