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Finding the Fourth Proportional to 369,642.54, 510,106.34 and 199,876.26

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Solution

The fourth proportional to 369,642.54, 510,106.34 and 199,876.26 is: 275,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,642.54 : 510,106.34 = 199,876.26 : x
  2. Step 2: Convert to fraction form
    369,642.54/510,106.34 = 199,876.26/x
  3. Step 3: Cross multiply
    369,642.54x = 510,106.34 × 199,876.26
  4. Step 4: Simplify right side
    369,642.54x = 101,958,147,441.49
  5. Step 5: Solve for x
    x = 101,958,147,441.49/369,642.54
  6. Step 6: Final answer
    x = 275,829.04

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1.5x scale

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.