Home / 691,196.01-1,036,638.49-247,964.01

Finding the Fourth Proportional to 691,196.01, 1,036,638.49 and 247,964.01

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Solution

The fourth proportional to 691,196.01, 1,036,638.49 and 247,964.01 is: 371,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,196.01 : 1,036,638.49 = 247,964.01 : x
  2. Step 2: Convert to fraction form
    691,196.01/1,036,638.49 = 247,964.01/x
  3. Step 3: Cross multiply
    691,196.01x = 1,036,638.49 × 247,964.01
  4. Step 4: Simplify right side
    691,196.01x = 257,049,036,900.75
  5. Step 5: Solve for x
    x = 257,049,036,900.75/691,196.01
  6. Step 6: Final answer
    x = 371,890.22

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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.