Home / 400,531.95-552,734.26-219,244.91

Finding the Fourth Proportional to 400,531.95, 552,734.26 and 219,244.91

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Solution

The fourth proportional to 400,531.95, 552,734.26 and 219,244.91 is: 302,558.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,531.95 : 552,734.26 = 219,244.91 : x
  2. Step 2: Convert to fraction form
    400,531.95/552,734.26 = 219,244.91/x
  3. Step 3: Cross multiply
    400,531.95x = 552,734.26 × 219,244.91
  4. Step 4: Simplify right side
    400,531.95x = 121,184,172,670.76
  5. Step 5: Solve for x
    x = 121,184,172,670.76/400,531.95
  6. Step 6: Final answer
    x = 302,558.07

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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.