Home / 408,998.19-564,271.39-236,822.16

Finding the Fourth Proportional to 408,998.19, 564,271.39 and 236,822.16

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Solution

The fourth proportional to 408,998.19, 564,271.39 and 236,822.16 is: 326,729.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,998.19 : 564,271.39 = 236,822.16 : x
  2. Step 2: Convert to fraction form
    408,998.19/564,271.39 = 236,822.16/x
  3. Step 3: Cross multiply
    408,998.19x = 564,271.39 × 236,822.16
  4. Step 4: Simplify right side
    408,998.19x = 133,631,968,813.95
  5. Step 5: Solve for x
    x = 133,631,968,813.95/408,998.19
  6. Step 6: Final answer
    x = 326,729.98

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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.