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Finding the Fourth Proportional to 504,616.72, 756,795.96 and 149,547.76

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Solution

The fourth proportional to 504,616.72, 756,795.96 and 149,547.76 is: 224,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,616.72 : 756,795.96 = 149,547.76 : x
  2. Step 2: Convert to fraction form
    504,616.72/756,795.96 = 149,547.76/x
  3. Step 3: Cross multiply
    504,616.72x = 756,795.96 × 149,547.76
  4. Step 4: Simplify right side
    504,616.72x = 113,177,140,595.05
  5. Step 5: Solve for x
    x = 113,177,140,595.05/504,616.72
  6. Step 6: Final answer
    x = 224,283.37

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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.