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Finding the Fourth Proportional to 536,776.05, 740,742.62 and 295,053.47

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Solution

The fourth proportional to 536,776.05, 740,742.62 and 295,053.47 is: 407,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,776.05 : 740,742.62 = 295,053.47 : x
  2. Step 2: Convert to fraction form
    536,776.05/740,742.62 = 295,053.47/x
  3. Step 3: Cross multiply
    536,776.05x = 740,742.62 × 295,053.47
  4. Step 4: Simplify right side
    536,776.05x = 218,558,675,228.91
  5. Step 5: Solve for x
    x = 218,558,675,228.91/536,776.05
  6. Step 6: Final answer
    x = 407,169.20

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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.