Home / 434,538.20-651,807.30-247,914.20

Finding the Fourth Proportional to 434,538.20, 651,807.30 and 247,914.20

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Solution

The fourth proportional to 434,538.20, 651,807.30 and 247,914.20 is: 371,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,538.20 : 651,807.30 = 247,914.20 : x
  2. Step 2: Convert to fraction form
    434,538.20/651,807.30 = 247,914.20/x
  3. Step 3: Cross multiply
    434,538.20x = 651,807.30 × 247,914.20
  4. Step 4: Simplify right side
    434,538.20x = 161,592,285,333.66
  5. Step 5: Solve for x
    x = 161,592,285,333.66/434,538.20
  6. Step 6: Final answer
    x = 371,871.30

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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.