Home / 351,355.29-484,871.38-190,209.95

Finding the Fourth Proportional to 351,355.29, 484,871.38 and 190,209.95

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Solution

The fourth proportional to 351,355.29, 484,871.38 and 190,209.95 is: 262,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,355.29 : 484,871.38 = 190,209.95 : x
  2. Step 2: Convert to fraction form
    351,355.29/484,871.38 = 190,209.95/x
  3. Step 3: Cross multiply
    351,355.29x = 484,871.38 × 190,209.95
  4. Step 4: Simplify right side
    351,355.29x = 92,227,363,661.95
  5. Step 5: Solve for x
    x = 92,227,363,661.95/351,355.29
  6. Step 6: Final answer
    x = 262,490.33

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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.