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Finding the Fourth Proportional to 369,718.22, 510,211.48 and 199,952.34

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Solution

The fourth proportional to 369,718.22, 510,211.48 and 199,952.34 is: 275,934.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,718.22 : 510,211.48 = 199,952.34 : x
  2. Step 2: Convert to fraction form
    369,718.22/510,211.48 = 199,952.34/x
  3. Step 3: Cross multiply
    369,718.22x = 510,211.48 × 199,952.34
  4. Step 4: Simplify right side
    369,718.22x = 102,017,978,321.10
  5. Step 5: Solve for x
    x = 102,017,978,321.10/369,718.22
  6. Step 6: Final answer
    x = 275,934.41

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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.