Home / 336,305.49-463,839.03-215,457.95

Finding the Fourth Proportional to 336,305.49, 463,839.03 and 215,457.95

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Solution

The fourth proportional to 336,305.49, 463,839.03 and 215,457.95 is: 297,163.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,305.49 : 463,839.03 = 215,457.95 : x
  2. Step 2: Convert to fraction form
    336,305.49/463,839.03 = 215,457.95/x
  3. Step 3: Cross multiply
    336,305.49x = 463,839.03 × 215,457.95
  4. Step 4: Simplify right side
    336,305.49x = 99,937,804,214.59
  5. Step 5: Solve for x
    x = 99,937,804,214.59/336,305.49
  6. Step 6: Final answer
    x = 297,163.76

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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.