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Finding the Fourth Proportional to 369,754.02, 510,260.10 and 199,987.74

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Solution

The fourth proportional to 369,754.02, 510,260.10 and 199,987.74 is: 275,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,754.02 : 510,260.10 = 199,987.74 : x
  2. Step 2: Convert to fraction form
    369,754.02/510,260.10 = 199,987.74/x
  3. Step 3: Cross multiply
    369,754.02x = 510,260.10 × 199,987.74
  4. Step 4: Simplify right side
    369,754.02x = 102,045,764,211.17
  5. Step 5: Solve for x
    x = 102,045,764,211.17/369,754.02
  6. Step 6: Final answer
    x = 275,982.84

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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.