Home / 372,634-514,236.14-202,869.34

Finding the Fourth Proportional to 372,634, 514,236.14 and 202,869.34

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Solution

The fourth proportional to 372,634, 514,236.14 and 202,869.34 is: 279,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,634 : 514,236.14 = 202,869.34 : x
  2. Step 2: Convert to fraction form
    372,634/514,236.14 = 202,869.34/x
  3. Step 3: Cross multiply
    372,634x = 514,236.14 × 202,869.34
  4. Step 4: Simplify right side
    372,634x = 104,322,746,325.95
  5. Step 5: Solve for x
    x = 104,322,746,325.95/372,634
  6. Step 6: Final answer
    x = 279,960.35

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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.