Home / 437,260.19-654,408.87-268,887.16

Finding the Fourth Proportional to 437,260.19, 654,408.87 and 268,887.16

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Solution

The fourth proportional to 437,260.19, 654,408.87 and 268,887.16 is: 402,419.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,260.19 : 654,408.87 = 268,887.16 : x
  2. Step 2: Convert to fraction form
    437,260.19/654,408.87 = 268,887.16/x
  3. Step 3: Cross multiply
    437,260.19x = 654,408.87 × 268,887.16
  4. Step 4: Simplify right side
    437,260.19x = 175,962,139,261.07
  5. Step 5: Solve for x
    x = 175,962,139,261.07/437,260.19
  6. Step 6: Final answer
    x = 402,419.76

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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.