Home / 501,669.93-752,619.84-217,408.20

Finding the Fourth Proportional to 501,669.93, 752,619.84 and 217,408.20

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Solution

The fourth proportional to 501,669.93, 752,619.84 and 217,408.20 is: 326,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,669.93 : 752,619.84 = 217,408.20 : x
  2. Step 2: Convert to fraction form
    501,669.93/752,619.84 = 217,408.20/x
  3. Step 3: Cross multiply
    501,669.93x = 752,619.84 × 217,408.20
  4. Step 4: Simplify right side
    501,669.93x = 163,625,724,698.69
  5. Step 5: Solve for x
    x = 163,625,724,698.69/501,669.93
  6. Step 6: Final answer
    x = 326,162.11

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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.