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Finding the Fourth Proportional to 467,988, 702,055.08 and 152,370.60

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Solution

The fourth proportional to 467,988, 702,055.08 and 152,370.60 is: 228,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,988 : 702,055.08 = 152,370.60 : x
  2. Step 2: Convert to fraction form
    467,988/702,055.08 = 152,370.60/x
  3. Step 3: Cross multiply
    467,988x = 702,055.08 × 152,370.60
  4. Step 4: Simplify right side
    467,988x = 106,972,553,772.65
  5. Step 5: Solve for x
    x = 106,972,553,772.65/467,988
  6. Step 6: Final answer
    x = 228,579.69

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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.