Home / 644,948.28-967,567.68-218,460.06

Finding the Fourth Proportional to 644,948.28, 967,567.68 and 218,460.06

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Solution

The fourth proportional to 644,948.28, 967,567.68 and 218,460.06 is: 327,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,948.28 : 967,567.68 = 218,460.06 : x
  2. Step 2: Convert to fraction form
    644,948.28/967,567.68 = 218,460.06/x
  3. Step 3: Cross multiply
    644,948.28x = 967,567.68 × 218,460.06
  4. Step 4: Simplify right side
    644,948.28x = 211,374,893,426.86
  5. Step 5: Solve for x
    x = 211,374,893,426.86/644,948.28
  6. Step 6: Final answer
    x = 327,739.29

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1.5x scale

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.