Home / 437,143.12-654,694.08-336,504.76

Finding the Fourth Proportional to 437,143.12, 654,694.08 and 336,504.76

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Solution

The fourth proportional to 437,143.12, 654,694.08 and 336,504.76 is: 503,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,143.12 : 654,694.08 = 336,504.76 : x
  2. Step 2: Convert to fraction form
    437,143.12/654,694.08 = 336,504.76/x
  3. Step 3: Cross multiply
    437,143.12x = 654,694.08 × 336,504.76
  4. Step 4: Simplify right side
    437,143.12x = 220,307,674,263.82
  5. Step 5: Solve for x
    x = 220,307,674,263.82/437,143.12
  6. Step 6: Final answer
    x = 503,971.50

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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.