Home / 348,212.71-522,319.23-229,856.38

Finding the Fourth Proportional to 348,212.71, 522,319.23 and 229,856.38

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Solution

The fourth proportional to 348,212.71, 522,319.23 and 229,856.38 is: 344,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,212.71 : 522,319.23 = 229,856.38 : x
  2. Step 2: Convert to fraction form
    348,212.71/522,319.23 = 229,856.38/x
  3. Step 3: Cross multiply
    348,212.71x = 522,319.23 × 229,856.38
  4. Step 4: Simplify right side
    348,212.71x = 120,058,407,412.19
  5. Step 5: Solve for x
    x = 120,058,407,412.19/348,212.71
  6. Step 6: Final answer
    x = 344,784.68

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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.