Home / 965,115.88-1,446,732.28-459,541.06

Finding the Fourth Proportional to 965,115.88, 1,446,732.28 and 459,541.06

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Solution

The fourth proportional to 965,115.88, 1,446,732.28 and 459,541.06 is: 688,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,115.88 : 1,446,732.28 = 459,541.06 : x
  2. Step 2: Convert to fraction form
    965,115.88/1,446,732.28 = 459,541.06/x
  3. Step 3: Cross multiply
    965,115.88x = 1,446,732.28 × 459,541.06
  4. Step 4: Simplify right side
    965,115.88x = 664,832,878,253.76
  5. Step 5: Solve for x
    x = 664,832,878,253.76/965,115.88
  6. Step 6: Final answer
    x = 688,863.27

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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.