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Finding the Fourth Proportional to 713,906.79, 1,070,854.79 and 234,467.35

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Solution

The fourth proportional to 713,906.79, 1,070,854.79 and 234,467.35 is: 351,699.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,906.79 : 1,070,854.79 = 234,467.35 : x
  2. Step 2: Convert to fraction form
    713,906.79/1,070,854.79 = 234,467.35/x
  3. Step 3: Cross multiply
    713,906.79x = 1,070,854.79 × 234,467.35
  4. Step 4: Simplify right side
    713,906.79x = 251,080,480,996.63
  5. Step 5: Solve for x
    x = 251,080,480,996.63/713,906.79
  6. Step 6: Final answer
    x = 351,699.25

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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.