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Finding the Fourth Proportional to 453,064.56, 679,550.06 and 153,537.39

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Solution

The fourth proportional to 453,064.56, 679,550.06 and 153,537.39 is: 230,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,064.56 : 679,550.06 = 153,537.39 : x
  2. Step 2: Convert to fraction form
    453,064.56/679,550.06 = 153,537.39/x
  3. Step 3: Cross multiply
    453,064.56x = 679,550.06 × 153,537.39
  4. Step 4: Simplify right side
    453,064.56x = 104,336,342,106.94
  5. Step 5: Solve for x
    x = 104,336,342,106.94/453,064.56
  6. Step 6: Final answer
    x = 230,290.23

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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.