Home / 885,017.34-1,327,696.92-379,507.68

Finding the Fourth Proportional to 885,017.34, 1,327,696.92 and 379,507.68

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Solution

The fourth proportional to 885,017.34, 1,327,696.92 and 379,507.68 is: 569,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,017.34 : 1,327,696.92 = 379,507.68 : x
  2. Step 2: Convert to fraction form
    885,017.34/1,327,696.92 = 379,507.68/x
  3. Step 3: Cross multiply
    885,017.34x = 1,327,696.92 × 379,507.68
  4. Step 4: Simplify right side
    885,017.34x = 503,871,177,852.35
  5. Step 5: Solve for x
    x = 503,871,177,852.35/885,017.34
  6. Step 6: Final answer
    x = 569,334.81

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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.