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Finding the Fourth Proportional to 442,189.58, 610,237.95 and 251,235.32

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Solution

The fourth proportional to 442,189.58, 610,237.95 and 251,235.32 is: 346,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,189.58 : 610,237.95 = 251,235.32 : x
  2. Step 2: Convert to fraction form
    442,189.58/610,237.95 = 251,235.32/x
  3. Step 3: Cross multiply
    442,189.58x = 610,237.95 × 251,235.32
  4. Step 4: Simplify right side
    442,189.58x = 153,313,326,644.39
  5. Step 5: Solve for x
    x = 153,313,326,644.39/442,189.58
  6. Step 6: Final answer
    x = 346,714.02

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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.