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Finding the Fourth Proportional to 369,808.74, 510,335.82 and 200,042.88

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Solution

The fourth proportional to 369,808.74, 510,335.82 and 200,042.88 is: 276,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,808.74 : 510,335.82 = 200,042.88 : x
  2. Step 2: Convert to fraction form
    369,808.74/510,335.82 = 200,042.88/x
  3. Step 3: Cross multiply
    369,808.74x = 510,335.82 × 200,042.88
  4. Step 4: Simplify right side
    369,808.74x = 102,089,047,199.96
  5. Step 5: Solve for x
    x = 102,089,047,199.96/369,808.74
  6. Step 6: Final answer
    x = 276,059.04

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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.