Home / 408,933.20-564,355.14-247,804.10

Finding the Fourth Proportional to 408,933.20, 564,355.14 and 247,804.10

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Solution

The fourth proportional to 408,933.20, 564,355.14 and 247,804.10 is: 341,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,933.20 : 564,355.14 = 247,804.10 : x
  2. Step 2: Convert to fraction form
    408,933.20/564,355.14 = 247,804.10/x
  3. Step 3: Cross multiply
    408,933.20x = 564,355.14 × 247,804.10
  4. Step 4: Simplify right side
    408,933.20x = 139,849,517,548.07
  5. Step 5: Solve for x
    x = 139,849,517,548.07/408,933.20
  6. Step 6: Final answer
    x = 341,986.22

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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.