Home / 946,439.31-1,417,395.76-545,865.66

Finding the Fourth Proportional to 946,439.31, 1,417,395.76 and 545,865.66

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Solution

The fourth proportional to 946,439.31, 1,417,395.76 and 545,865.66 is: 817,493.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,439.31 : 1,417,395.76 = 545,865.66 : x
  2. Step 2: Convert to fraction form
    946,439.31/1,417,395.76 = 545,865.66/x
  3. Step 3: Cross multiply
    946,439.31x = 1,417,395.76 × 545,865.66
  4. Step 4: Simplify right side
    946,439.31x = 773,707,673,719.43
  5. Step 5: Solve for x
    x = 773,707,673,719.43/946,439.31
  6. Step 6: Final answer
    x = 817,493.17

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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.