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Finding the Fourth Proportional to 504,011, 756,031.08 and 130,034

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Solution

The fourth proportional to 504,011, 756,031.08 and 130,034 is: 195,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,011 : 756,031.08 = 130,034 : x
  2. Step 2: Convert to fraction form
    504,011/756,031.08 = 130,034/x
  3. Step 3: Cross multiply
    504,011x = 756,031.08 × 130,034
  4. Step 4: Simplify right side
    504,011x = 98,309,745,456.72
  5. Step 5: Solve for x
    x = 98,309,745,456.72/504,011
  6. Step 6: Final answer
    x = 195,054.76

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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.