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Finding the Fourth Proportional to 464,858.56, 697,661.54 and 240,284.86

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Solution

The fourth proportional to 464,858.56, 697,661.54 and 240,284.86 is: 360,620.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,858.56 : 697,661.54 = 240,284.86 : x
  2. Step 2: Convert to fraction form
    464,858.56/697,661.54 = 240,284.86/x
  3. Step 3: Cross multiply
    464,858.56x = 697,661.54 × 240,284.86
  4. Step 4: Simplify right side
    464,858.56x = 167,637,505,466.28
  5. Step 5: Solve for x
    x = 167,637,505,466.28/464,858.56
  6. Step 6: Final answer
    x = 360,620.46

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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.