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Finding the Fourth Proportional to 378,368.69, 567,536.63 and 94,053.22

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Solution

The fourth proportional to 378,368.69, 567,536.63 and 94,053.22 is: 141,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,368.69 : 567,536.63 = 94,053.22 : x
  2. Step 2: Convert to fraction form
    378,368.69/567,536.63 = 94,053.22/x
  3. Step 3: Cross multiply
    378,368.69x = 567,536.63 × 94,053.22
  4. Step 4: Simplify right side
    378,368.69x = 53,378,645,630.34
  5. Step 5: Solve for x
    x = 53,378,645,630.34/378,368.69
  6. Step 6: Final answer
    x = 141,075.75

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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.