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Finding the Fourth Proportional to 464,987.37, 696,831.45 and 251,294.58

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Solution

The fourth proportional to 464,987.37, 696,831.45 and 251,294.58 is: 376,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,987.37 : 696,831.45 = 251,294.58 : x
  2. Step 2: Convert to fraction form
    464,987.37/696,831.45 = 251,294.58/x
  3. Step 3: Cross multiply
    464,987.37x = 696,831.45 × 251,294.58
  4. Step 4: Simplify right side
    464,987.37x = 175,109,966,558.54
  5. Step 5: Solve for x
    x = 175,109,966,558.54/464,987.37
  6. Step 6: Final answer
    x = 376,590.80

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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.