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Finding the Fourth Proportional to 384,440.01, 576,444.06 and 159,649.23

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Solution

The fourth proportional to 384,440.01, 576,444.06 and 159,649.23 is: 239,384.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,440.01 : 576,444.06 = 159,649.23 : x
  2. Step 2: Convert to fraction form
    384,440.01/576,444.06 = 159,649.23/x
  3. Step 3: Cross multiply
    384,440.01x = 576,444.06 × 159,649.23
  4. Step 4: Simplify right side
    384,440.01x = 92,028,850,317.07
  5. Step 5: Solve for x
    x = 92,028,850,317.07/384,440.01
  6. Step 6: Final answer
    x = 239,384.16

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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.