Home / 1,173,381.52-1,760,812.70-499,461.78

Finding the Fourth Proportional to 1,173,381.52, 1,760,812.70 and 499,461.78

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Solution

The fourth proportional to 1,173,381.52, 1,760,812.70 and 499,461.78 is: 749,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,381.52 : 1,760,812.70 = 499,461.78 : x
  2. Step 2: Convert to fraction form
    1,173,381.52/1,760,812.70 = 499,461.78/x
  3. Step 3: Cross multiply
    1,173,381.52x = 1,760,812.70 × 499,461.78
  4. Step 4: Simplify right side
    1,173,381.52x = 879,458,645,388.61
  5. Step 5: Solve for x
    x = 879,458,645,388.61/1,173,381.52
  6. Step 6: Final answer
    x = 749,507.84

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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.