Home / 301,248.36-415,720.62-165,278.52

Finding the Fourth Proportional to 301,248.36, 415,720.62 and 165,278.52

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Solution

The fourth proportional to 301,248.36, 415,720.62 and 165,278.52 is: 228,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,248.36 : 415,720.62 = 165,278.52 : x
  2. Step 2: Convert to fraction form
    301,248.36/415,720.62 = 165,278.52/x
  3. Step 3: Cross multiply
    301,248.36x = 415,720.62 × 165,278.52
  4. Step 4: Simplify right side
    301,248.36x = 68,709,688,807.08
  5. Step 5: Solve for x
    x = 68,709,688,807.08/301,248.36
  6. Step 6: Final answer
    x = 228,083.20

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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.