Home / 372,583.76-514,165.64-202,819.16

Finding the Fourth Proportional to 372,583.76, 514,165.64 and 202,819.16

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Solution

The fourth proportional to 372,583.76, 514,165.64 and 202,819.16 is: 279,890.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,583.76 : 514,165.64 = 202,819.16 : x
  2. Step 2: Convert to fraction form
    372,583.76/514,165.64 = 202,819.16/x
  3. Step 3: Cross multiply
    372,583.76x = 514,165.64 × 202,819.16
  4. Step 4: Simplify right side
    372,583.76x = 104,282,643,205.66
  5. Step 5: Solve for x
    x = 104,282,643,205.66/372,583.76
  6. Step 6: Final answer
    x = 279,890.47

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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.