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Finding the Fourth Proportional to 273,656.34, 377,437.93 and 235,479.87

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Solution

The fourth proportional to 273,656.34, 377,437.93 and 235,479.87 is: 324,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,656.34 : 377,437.93 = 235,479.87 : x
  2. Step 2: Convert to fraction form
    273,656.34/377,437.93 = 235,479.87/x
  3. Step 3: Cross multiply
    273,656.34x = 377,437.93 × 235,479.87
  4. Step 4: Simplify right side
    273,656.34x = 88,879,034,689.47
  5. Step 5: Solve for x
    x = 88,879,034,689.47/273,656.34
  6. Step 6: Final answer
    x = 324,783.39

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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.