Home / 1,088,335.76-1,632,540.50-289,618.07

Finding the Fourth Proportional to 1,088,335.76, 1,632,540.50 and 289,618.07

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Solution

The fourth proportional to 1,088,335.76, 1,632,540.50 and 289,618.07 is: 434,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,335.76 : 1,632,540.50 = 289,618.07 : x
  2. Step 2: Convert to fraction form
    1,088,335.76/1,632,540.50 = 289,618.07/x
  3. Step 3: Cross multiply
    1,088,335.76x = 1,632,540.50 × 289,618.07
  4. Step 4: Simplify right side
    1,088,335.76x = 472,813,219,196.04
  5. Step 5: Solve for x
    x = 472,813,219,196.04/1,088,335.76
  6. Step 6: Final answer
    x = 434,436.91

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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.