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Finding the Fourth Proportional to 560,536.92, 773,557.29 and 305,904.51

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Solution

The fourth proportional to 560,536.92, 773,557.29 and 305,904.51 is: 422,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,536.92 : 773,557.29 = 305,904.51 : x
  2. Step 2: Convert to fraction form
    560,536.92/773,557.29 = 305,904.51/x
  3. Step 3: Cross multiply
    560,536.92x = 773,557.29 × 305,904.51
  4. Step 4: Simplify right side
    560,536.92x = 236,634,663,754.38
  5. Step 5: Solve for x
    x = 236,634,663,754.38/560,536.92
  6. Step 6: Final answer
    x = 422,157.14

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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.