Home / 1,145,709.92-1,718,886.62-336,113.43

Finding the Fourth Proportional to 1,145,709.92, 1,718,886.62 and 336,113.43

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Solution

The fourth proportional to 1,145,709.92, 1,718,886.62 and 336,113.43 is: 504,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,709.92 : 1,718,886.62 = 336,113.43 : x
  2. Step 2: Convert to fraction form
    1,145,709.92/1,718,886.62 = 336,113.43/x
  3. Step 3: Cross multiply
    1,145,709.92x = 1,718,886.62 × 336,113.43
  4. Step 4: Simplify right side
    1,145,709.92x = 577,740,875,948.74
  5. Step 5: Solve for x
    x = 577,740,875,948.74/1,145,709.92
  6. Step 6: Final answer
    x = 504,264.53

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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.