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Finding the Fourth Proportional to 304,168.96, 456,313.38 and 104,440.78

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Solution

The fourth proportional to 304,168.96, 456,313.38 and 104,440.78 is: 156,681.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,168.96 : 456,313.38 = 104,440.78 : x
  2. Step 2: Convert to fraction form
    304,168.96/456,313.38 = 104,440.78/x
  3. Step 3: Cross multiply
    304,168.96x = 456,313.38 × 104,440.78
  4. Step 4: Simplify right side
    304,168.96x = 47,657,725,331.64
  5. Step 5: Solve for x
    x = 47,657,725,331.64/304,168.96
  6. Step 6: Final answer
    x = 156,681.75

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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.