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Finding the Fourth Proportional to 437,672.65, 656,578.94 and 184,955.55

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Solution

The fourth proportional to 437,672.65, 656,578.94 and 184,955.55 is: 277,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,672.65 : 656,578.94 = 184,955.55 : x
  2. Step 2: Convert to fraction form
    437,672.65/656,578.94 = 184,955.55/x
  3. Step 3: Cross multiply
    437,672.65x = 656,578.94 × 184,955.55
  4. Step 4: Simplify right side
    437,672.65x = 121,437,918,041.34
  5. Step 5: Solve for x
    x = 121,437,918,041.34/437,672.65
  6. Step 6: Final answer
    x = 277,462.89

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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.