Home / 672,960.52-1,009,631.45-273,887.70

Finding the Fourth Proportional to 672,960.52, 1,009,631.45 and 273,887.70

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Solution

The fourth proportional to 672,960.52, 1,009,631.45 and 273,887.70 is: 410,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,960.52 : 1,009,631.45 = 273,887.70 : x
  2. Step 2: Convert to fraction form
    672,960.52/1,009,631.45 = 273,887.70/x
  3. Step 3: Cross multiply
    672,960.52x = 1,009,631.45 × 273,887.70
  4. Step 4: Simplify right side
    672,960.52x = 276,525,635,688.17
  5. Step 5: Solve for x
    x = 276,525,635,688.17/672,960.52
  6. Step 6: Final answer
    x = 410,909.15

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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.