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Finding the Fourth Proportional to 706,480.52, 974,968.83 and 404,732.84

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Solution

The fourth proportional to 706,480.52, 974,968.83 and 404,732.84 is: 558,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,480.52 : 974,968.83 = 404,732.84 : x
  2. Step 2: Convert to fraction form
    706,480.52/974,968.83 = 404,732.84/x
  3. Step 3: Cross multiply
    706,480.52x = 974,968.83 × 404,732.84
  4. Step 4: Simplify right side
    706,480.52x = 394,601,898,602.53
  5. Step 5: Solve for x
    x = 394,601,898,602.53/706,480.52
  6. Step 6: Final answer
    x = 558,546.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.