Home / 325,022.16-487,127.34-224,380.68

Finding the Fourth Proportional to 325,022.16, 487,127.34 and 224,380.68

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Solution

The fourth proportional to 325,022.16, 487,127.34 and 224,380.68 is: 336,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,022.16 : 487,127.34 = 224,380.68 : x
  2. Step 2: Convert to fraction form
    325,022.16/487,127.34 = 224,380.68/x
  3. Step 3: Cross multiply
    325,022.16x = 487,127.34 × 224,380.68
  4. Step 4: Simplify right side
    325,022.16x = 109,301,963,795.79
  5. Step 5: Solve for x
    x = 109,301,963,795.79/325,022.16
  6. Step 6: Final answer
    x = 336,290.80

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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.