Home / 345,784.50-518,880.93-146,092.02

Finding the Fourth Proportional to 345,784.50, 518,880.93 and 146,092.02

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Solution

The fourth proportional to 345,784.50, 518,880.93 and 146,092.02 is: 219,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,784.50 : 518,880.93 = 146,092.02 : x
  2. Step 2: Convert to fraction form
    345,784.50/518,880.93 = 146,092.02/x
  3. Step 3: Cross multiply
    345,784.50x = 518,880.93 × 146,092.02
  4. Step 4: Simplify right side
    345,784.50x = 75,804,363,203.18
  5. Step 5: Solve for x
    x = 75,804,363,203.18/345,784.50
  6. Step 6: Final answer
    x = 219,224.29

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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.