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Finding the Fourth Proportional to 646,315.77, 968,029.96 and 468,414.39

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Solution

The fourth proportional to 646,315.77, 968,029.96 and 468,414.39 is: 701,575.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,315.77 : 968,029.96 = 468,414.39 : x
  2. Step 2: Convert to fraction form
    646,315.77/968,029.96 = 468,414.39/x
  3. Step 3: Cross multiply
    646,315.77x = 968,029.96 × 468,414.39
  4. Step 4: Simplify right side
    646,315.77x = 453,439,163,215.12
  5. Step 5: Solve for x
    x = 453,439,163,215.12/646,315.77
  6. Step 6: Final answer
    x = 701,575.27

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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.