Home / 841,561.91-1,264,211.22-521,949.98

Finding the Fourth Proportional to 841,561.91, 1,264,211.22 and 521,949.98

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Solution

The fourth proportional to 841,561.91, 1,264,211.22 and 521,949.98 is: 784,083.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,561.91 : 1,264,211.22 = 521,949.98 : x
  2. Step 2: Convert to fraction form
    841,561.91/1,264,211.22 = 521,949.98/x
  3. Step 3: Cross multiply
    841,561.91x = 1,264,211.22 × 521,949.98
  4. Step 4: Simplify right side
    841,561.91x = 659,855,014,673.72
  5. Step 5: Solve for x
    x = 659,855,014,673.72/841,561.91
  6. Step 6: Final answer
    x = 784,083.75

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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.