Home / 734,433.72-1,101,437.16-307,957.80

Finding the Fourth Proportional to 734,433.72, 1,101,437.16 and 307,957.80

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Solution

The fourth proportional to 734,433.72, 1,101,437.16 and 307,957.80 is: 461,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,433.72 : 1,101,437.16 = 307,957.80 : x
  2. Step 2: Convert to fraction form
    734,433.72/1,101,437.16 = 307,957.80/x
  3. Step 3: Cross multiply
    734,433.72x = 1,101,437.16 × 307,957.80
  4. Step 4: Simplify right side
    734,433.72x = 339,196,164,631.85
  5. Step 5: Solve for x
    x = 339,196,164,631.85/734,433.72
  6. Step 6: Final answer
    x = 461,847.21

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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.