Home / 306,944.92-423,381.18-192,024.16

Finding the Fourth Proportional to 306,944.92, 423,381.18 and 192,024.16

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Solution

The fourth proportional to 306,944.92, 423,381.18 and 192,024.16 is: 264,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,944.92 : 423,381.18 = 192,024.16 : x
  2. Step 2: Convert to fraction form
    306,944.92/423,381.18 = 192,024.16/x
  3. Step 3: Cross multiply
    306,944.92x = 423,381.18 × 192,024.16
  4. Step 4: Simplify right side
    306,944.92x = 81,299,415,449.31
  5. Step 5: Solve for x
    x = 81,299,415,449.31/306,944.92
  6. Step 6: Final answer
    x = 264,866.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.