Home / 370,966.80-511,935.10-201,200.94

Finding the Fourth Proportional to 370,966.80, 511,935.10 and 201,200.94

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Solution

The fourth proportional to 370,966.80, 511,935.10 and 201,200.94 is: 277,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,966.80 : 511,935.10 = 201,200.94 : x
  2. Step 2: Convert to fraction form
    370,966.80/511,935.10 = 201,200.94/x
  3. Step 3: Cross multiply
    370,966.80x = 511,935.10 × 201,200.94
  4. Step 4: Simplify right side
    370,966.80x = 103,001,823,338.99
  5. Step 5: Solve for x
    x = 103,001,823,338.99/370,966.80
  6. Step 6: Final answer
    x = 277,657.79

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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.