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Finding the Fourth Proportional to 434,804.52, 651,996.18 and 254,939.16

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Solution

The fourth proportional to 434,804.52, 651,996.18 and 254,939.16 is: 382,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,804.52 : 651,996.18 = 254,939.16 : x
  2. Step 2: Convert to fraction form
    434,804.52/651,996.18 = 254,939.16/x
  3. Step 3: Cross multiply
    434,804.52x = 651,996.18 × 254,939.16
  4. Step 4: Simplify right side
    434,804.52x = 166,219,358,452.41
  5. Step 5: Solve for x
    x = 166,219,358,452.41/434,804.52
  6. Step 6: Final answer
    x = 382,285.26

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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.