Home / 899,795.72-1,349,021.28-544,724.12

Finding the Fourth Proportional to 899,795.72, 1,349,021.28 and 544,724.12

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Solution

The fourth proportional to 899,795.72, 1,349,021.28 and 544,724.12 is: 816,679.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,795.72 : 1,349,021.28 = 544,724.12 : x
  2. Step 2: Convert to fraction form
    899,795.72/1,349,021.28 = 544,724.12/x
  3. Step 3: Cross multiply
    899,795.72x = 1,349,021.28 × 544,724.12
  4. Step 4: Simplify right side
    899,795.72x = 734,844,429,609.27
  5. Step 5: Solve for x
    x = 734,844,429,609.27/899,795.72
  6. Step 6: Final answer
    x = 816,679.18

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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.