Home / 734,021.10-1,103,984.10-657,257.40

Finding the Fourth Proportional to 734,021.10, 1,103,984.10 and 657,257.40

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Solution

The fourth proportional to 734,021.10, 1,103,984.10 and 657,257.40 is: 988,529.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,021.10 : 1,103,984.10 = 657,257.40 : x
  2. Step 2: Convert to fraction form
    734,021.10/1,103,984.10 = 657,257.40/x
  3. Step 3: Cross multiply
    734,021.10x = 1,103,984.10 × 657,257.40
  4. Step 4: Simplify right side
    734,021.10x = 725,601,719,207.34
  5. Step 5: Solve for x
    x = 725,601,719,207.34/734,021.10
  6. Step 6: Final answer
    x = 988,529.78

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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.