Home / 885,322.78-1,327,415.06-581,357.80

Finding the Fourth Proportional to 885,322.78, 1,327,415.06 and 581,357.80

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Solution

The fourth proportional to 885,322.78, 1,327,415.06 and 581,357.80 is: 871,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,322.78 : 1,327,415.06 = 581,357.80 : x
  2. Step 2: Convert to fraction form
    885,322.78/1,327,415.06 = 581,357.80/x
  3. Step 3: Cross multiply
    885,322.78x = 1,327,415.06 × 581,357.80
  4. Step 4: Simplify right side
    885,322.78x = 771,703,096,061.68
  5. Step 5: Solve for x
    x = 771,703,096,061.68/885,322.78
  6. Step 6: Final answer
    x = 871,662.98

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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.