Home / 370,932.54-511,914.40-207,605.38

Finding the Fourth Proportional to 370,932.54, 511,914.40 and 207,605.38

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Solution

The fourth proportional to 370,932.54, 511,914.40 and 207,605.38 is: 286,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,932.54 : 511,914.40 = 207,605.38 : x
  2. Step 2: Convert to fraction form
    370,932.54/511,914.40 = 207,605.38/x
  3. Step 3: Cross multiply
    370,932.54x = 511,914.40 × 207,605.38
  4. Step 4: Simplify right side
    370,932.54x = 106,276,183,539.47
  5. Step 5: Solve for x
    x = 106,276,183,539.47/370,932.54
  6. Step 6: Final answer
    x = 286,510.81

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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.