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Finding the Fourth Proportional to 377,538.44, 565,913.99 and 153,053.82

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Solution

The fourth proportional to 377,538.44, 565,913.99 and 153,053.82 is: 229,421.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,538.44 : 565,913.99 = 153,053.82 : x
  2. Step 2: Convert to fraction form
    377,538.44/565,913.99 = 153,053.82/x
  3. Step 3: Cross multiply
    377,538.44x = 565,913.99 × 153,053.82
  4. Step 4: Simplify right side
    377,538.44x = 86,615,298,343.58
  5. Step 5: Solve for x
    x = 86,615,298,343.58/377,538.44
  6. Step 6: Final answer
    x = 229,421.14

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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.