Home / 379,518.22-569,370.75-267,417.34

Finding the Fourth Proportional to 379,518.22, 569,370.75 and 267,417.34

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Solution

The fourth proportional to 379,518.22, 569,370.75 and 267,417.34 is: 401,191.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,518.22 : 569,370.75 = 267,417.34 : x
  2. Step 2: Convert to fraction form
    379,518.22/569,370.75 = 267,417.34/x
  3. Step 3: Cross multiply
    379,518.22x = 569,370.75 × 267,417.34
  4. Step 4: Simplify right side
    379,518.22x = 152,259,611,438.81
  5. Step 5: Solve for x
    x = 152,259,611,438.81/379,518.22
  6. Step 6: Final answer
    x = 401,191.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.