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Finding the Fourth Proportional to 552,995.69, 763,134.23 and 323,597.07

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Solution

The fourth proportional to 552,995.69, 763,134.23 and 323,597.07 is: 446,564.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,995.69 : 763,134.23 = 323,597.07 : x
  2. Step 2: Convert to fraction form
    552,995.69/763,134.23 = 323,597.07/x
  3. Step 3: Cross multiply
    552,995.69x = 763,134.23 × 323,597.07
  4. Step 4: Simplify right side
    552,995.69x = 246,947,999,226.72
  5. Step 5: Solve for x
    x = 246,947,999,226.72/552,995.69
  6. Step 6: Final answer
    x = 446,564.06

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1.5x scale

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.