Home / 427,513.30-589,916.49-246,283.90

Finding the Fourth Proportional to 427,513.30, 589,916.49 and 246,283.90

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Solution

The fourth proportional to 427,513.30, 589,916.49 and 246,283.90 is: 339,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,513.30 : 589,916.49 = 246,283.90 : x
  2. Step 2: Convert to fraction form
    427,513.30/589,916.49 = 246,283.90/x
  3. Step 3: Cross multiply
    427,513.30x = 589,916.49 × 246,283.90
  4. Step 4: Simplify right side
    427,513.30x = 145,286,933,831.51
  5. Step 5: Solve for x
    x = 145,286,933,831.51/427,513.30
  6. Step 6: Final answer
    x = 339,841.90

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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.