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Finding the Fourth Proportional to 470,703.54, 706,101.51 and 133,759.74

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Solution

The fourth proportional to 470,703.54, 706,101.51 and 133,759.74 is: 200,652.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,703.54 : 706,101.51 = 133,759.74 : x
  2. Step 2: Convert to fraction form
    470,703.54/706,101.51 = 133,759.74/x
  3. Step 3: Cross multiply
    470,703.54x = 706,101.51 × 133,759.74
  4. Step 4: Simplify right side
    470,703.54x = 94,447,954,391.21
  5. Step 5: Solve for x
    x = 94,447,954,391.21/470,703.54
  6. Step 6: Final answer
    x = 200,652.74

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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.