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Finding the Fourth Proportional to 963,164.73, 1,329,164.00 and 555,264.63

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Solution

The fourth proportional to 963,164.73, 1,329,164.00 and 555,264.63 is: 766,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,164.73 : 1,329,164.00 = 555,264.63 : x
  2. Step 2: Convert to fraction form
    963,164.73/1,329,164.00 = 555,264.63/x
  3. Step 3: Cross multiply
    963,164.73x = 1,329,164.00 × 555,264.63
  4. Step 4: Simplify right side
    963,164.73x = 738,037,753,893.00
  5. Step 5: Solve for x
    x = 738,037,753,893.00/963,164.73
  6. Step 6: Final answer
    x = 766,263.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.