Home / 644,328.78-966,493.89-244,875.66

Finding the Fourth Proportional to 644,328.78, 966,493.89 and 244,875.66

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Solution

The fourth proportional to 644,328.78, 966,493.89 and 244,875.66 is: 367,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,328.78 : 966,493.89 = 244,875.66 : x
  2. Step 2: Convert to fraction form
    644,328.78/966,493.89 = 244,875.66/x
  3. Step 3: Cross multiply
    644,328.78x = 966,493.89 × 244,875.66
  4. Step 4: Simplify right side
    644,328.78x = 236,670,829,199.72
  5. Step 5: Solve for x
    x = 236,670,829,199.72/644,328.78
  6. Step 6: Final answer
    x = 367,313.76

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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.