Home / 369,701.84-510,190.07-199,935.96

Finding the Fourth Proportional to 369,701.84, 510,190.07 and 199,935.96

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Solution

The fourth proportional to 369,701.84, 510,190.07 and 199,935.96 is: 275,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,701.84 : 510,190.07 = 199,935.96 : x
  2. Step 2: Convert to fraction form
    369,701.84/510,190.07 = 199,935.96/x
  3. Step 3: Cross multiply
    369,701.84x = 510,190.07 × 199,935.96
  4. Step 4: Simplify right side
    369,701.84x = 102,005,341,427.92
  5. Step 5: Solve for x
    x = 102,005,341,427.92/369,701.84
  6. Step 6: Final answer
    x = 275,912.45

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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.