Home / 947,952.72-1,308,195.36-565,908.12

Finding the Fourth Proportional to 947,952.72, 1,308,195.36 and 565,908.12

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Solution

The fourth proportional to 947,952.72, 1,308,195.36 and 565,908.12 is: 780,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,952.72 : 1,308,195.36 = 565,908.12 : x
  2. Step 2: Convert to fraction form
    947,952.72/1,308,195.36 = 565,908.12/x
  3. Step 3: Cross multiply
    947,952.72x = 1,308,195.36 × 565,908.12
  4. Step 4: Simplify right side
    947,952.72x = 740,318,376,770.32
  5. Step 5: Solve for x
    x = 740,318,376,770.32/947,952.72
  6. Step 6: Final answer
    x = 780,965.51

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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.