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Finding the Fourth Proportional to 607,112.10, 851,201.10 and 607,112.10

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Solution

The fourth proportional to 607,112.10, 851,201.10 and 607,112.10 is: 851,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,112.10 : 851,201.10 = 607,112.10 : x
  2. Step 2: Convert to fraction form
    607,112.10/851,201.10 = 607,112.10/x
  3. Step 3: Cross multiply
    607,112.10x = 851,201.10 × 607,112.10
  4. Step 4: Simplify right side
    607,112.10x = 516,774,487,343.31
  5. Step 5: Solve for x
    x = 516,774,487,343.31/607,112.10
  6. Step 6: Final answer
    x = 851,201.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.