Home / 839,892.40-1,259,838.60-524,964.40

Finding the Fourth Proportional to 839,892.40, 1,259,838.60 and 524,964.40

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Solution

The fourth proportional to 839,892.40, 1,259,838.60 and 524,964.40 is: 787,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,892.40 : 1,259,838.60 = 524,964.40 : x
  2. Step 2: Convert to fraction form
    839,892.40/1,259,838.60 = 524,964.40/x
  3. Step 3: Cross multiply
    839,892.40x = 1,259,838.60 × 524,964.40
  4. Step 4: Simplify right side
    839,892.40x = 661,370,414,745.84
  5. Step 5: Solve for x
    x = 661,370,414,745.84/839,892.40
  6. Step 6: Final answer
    x = 787,446.60

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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.