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Finding the Fourth Proportional to 504,016.96, 756,173.10 and 149,040.20

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Solution

The fourth proportional to 504,016.96, 756,173.10 and 149,040.20 is: 223,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,016.96 : 756,173.10 = 149,040.20 : x
  2. Step 2: Convert to fraction form
    504,016.96/756,173.10 = 149,040.20/x
  3. Step 3: Cross multiply
    504,016.96x = 756,173.10 × 149,040.20
  4. Step 4: Simplify right side
    504,016.96x = 112,700,190,058.62
  5. Step 5: Solve for x
    x = 112,700,190,058.62/504,016.96
  6. Step 6: Final answer
    x = 223,603.96

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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.