Home / 228,435.29-314,536.59-202,897.28

Finding the Fourth Proportional to 228,435.29, 314,536.59 and 202,897.28

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Solution

The fourth proportional to 228,435.29, 314,536.59 and 202,897.28 is: 279,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,435.29 : 314,536.59 = 202,897.28 : x
  2. Step 2: Convert to fraction form
    228,435.29/314,536.59 = 202,897.28/x
  3. Step 3: Cross multiply
    228,435.29x = 314,536.59 × 202,897.28
  4. Step 4: Simplify right side
    228,435.29x = 63,818,618,571.48
  5. Step 5: Solve for x
    x = 63,818,618,571.48/228,435.29
  6. Step 6: Final answer
    x = 279,372.85

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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.