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Finding the Fourth Proportional to 555,628.65, 833,436.63 and 134,904.39

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Solution

The fourth proportional to 555,628.65, 833,436.63 and 134,904.39 is: 202,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,628.65 : 833,436.63 = 134,904.39 : x
  2. Step 2: Convert to fraction form
    555,628.65/833,436.63 = 134,904.39/x
  3. Step 3: Cross multiply
    555,628.65x = 833,436.63 × 134,904.39
  4. Step 4: Simplify right side
    555,628.65x = 112,434,260,173.81
  5. Step 5: Solve for x
    x = 112,434,260,173.81/555,628.65
  6. Step 6: Final answer
    x = 202,355.04

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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.