Home / 427,838.13-590,478.39-246,515.31

Finding the Fourth Proportional to 427,838.13, 590,478.39 and 246,515.31

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Solution

The fourth proportional to 427,838.13, 590,478.39 and 246,515.31 is: 340,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,838.13 : 590,478.39 = 246,515.31 : x
  2. Step 2: Convert to fraction form
    427,838.13/590,478.39 = 246,515.31/x
  3. Step 3: Cross multiply
    427,838.13x = 590,478.39 × 246,515.31
  4. Step 4: Simplify right side
    427,838.13x = 145,561,963,359.15
  5. Step 5: Solve for x
    x = 145,561,963,359.15/427,838.13
  6. Step 6: Final answer
    x = 340,226.72

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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.