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Finding the Fourth Proportional to 706,335.93, 974,736.71 and 384,046.03

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Solution

The fourth proportional to 706,335.93, 974,736.71 and 384,046.03 is: 529,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,335.93 : 974,736.71 = 384,046.03 : x
  2. Step 2: Convert to fraction form
    706,335.93/974,736.71 = 384,046.03/x
  3. Step 3: Cross multiply
    706,335.93x = 974,736.71 × 384,046.03
  4. Step 4: Simplify right side
    706,335.93x = 374,343,758,897.08
  5. Step 5: Solve for x
    x = 374,343,758,897.08/706,335.93
  6. Step 6: Final answer
    x = 529,979.78

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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.