Home / 862,156.89-1,294,379.85-736,603.65

Finding the Fourth Proportional to 862,156.89, 1,294,379.85 and 736,603.65

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Solution

The fourth proportional to 862,156.89, 1,294,379.85 and 736,603.65 is: 1,105,883.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,156.89 : 1,294,379.85 = 736,603.65 : x
  2. Step 2: Convert to fraction form
    862,156.89/1,294,379.85 = 736,603.65/x
  3. Step 3: Cross multiply
    862,156.89x = 1,294,379.85 × 736,603.65
  4. Step 4: Simplify right side
    862,156.89x = 953,444,921,996.45
  5. Step 5: Solve for x
    x = 953,444,921,996.45/862,156.89
  6. Step 6: Final answer
    x = 1,105,883.32

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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.