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Finding the Fourth Proportional to 406,955.16, 610,460.28 and 150,811.56

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Solution

The fourth proportional to 406,955.16, 610,460.28 and 150,811.56 is: 226,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,955.16 : 610,460.28 = 150,811.56 : x
  2. Step 2: Convert to fraction form
    406,955.16/610,460.28 = 150,811.56/x
  3. Step 3: Cross multiply
    406,955.16x = 610,460.28 × 150,811.56
  4. Step 4: Simplify right side
    406,955.16x = 92,064,467,144.84
  5. Step 5: Solve for x
    x = 92,064,467,144.84/406,955.16
  6. Step 6: Final answer
    x = 226,227.55

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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.