Home / 739,839.24-1,109,808.07-260,009.01

Finding the Fourth Proportional to 739,839.24, 1,109,808.07 and 260,009.01

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Solution

The fourth proportional to 739,839.24, 1,109,808.07 and 260,009.01 is: 390,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,839.24 : 1,109,808.07 = 260,009.01 : x
  2. Step 2: Convert to fraction form
    739,839.24/1,109,808.07 = 260,009.01/x
  3. Step 3: Cross multiply
    739,839.24x = 1,109,808.07 × 260,009.01
  4. Step 4: Simplify right side
    739,839.24x = 288,560,096,920.69
  5. Step 5: Solve for x
    x = 288,560,096,920.69/739,839.24
  6. Step 6: Final answer
    x = 390,030.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.