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Finding the Fourth Proportional to 464,857.58, 697,660.05 and 240,283.86

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Solution

The fourth proportional to 464,857.58, 697,660.05 and 240,283.86 is: 360,618.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,857.58 : 697,660.05 = 240,283.86 : x
  2. Step 2: Convert to fraction form
    464,857.58/697,660.05 = 240,283.86/x
  3. Step 3: Cross multiply
    464,857.58x = 697,660.05 × 240,283.86
  4. Step 4: Simplify right side
    464,857.58x = 167,636,449,781.79
  5. Step 5: Solve for x
    x = 167,636,449,781.79/464,857.58
  6. Step 6: Final answer
    x = 360,618.94

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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.