Home / 644,973.76-967,881.92-245,618.40

Finding the Fourth Proportional to 644,973.76, 967,881.92 and 245,618.40

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Solution

The fourth proportional to 644,973.76, 967,881.92 and 245,618.40 is: 368,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,973.76 : 967,881.92 = 245,618.40 : x
  2. Step 2: Convert to fraction form
    644,973.76/967,881.92 = 245,618.40/x
  3. Step 3: Cross multiply
    644,973.76x = 967,881.92 × 245,618.40
  4. Step 4: Simplify right side
    644,973.76x = 237,729,608,579.33
  5. Step 5: Solve for x
    x = 237,729,608,579.33/644,973.76
  6. Step 6: Final answer
    x = 368,588.03

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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.