Home / 432,630.14-649,352.23-219,551.00

Finding the Fourth Proportional to 432,630.14, 649,352.23 and 219,551.00

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Solution

The fourth proportional to 432,630.14, 649,352.23 and 219,551.00 is: 329,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,630.14 : 649,352.23 = 219,551.00 : x
  2. Step 2: Convert to fraction form
    432,630.14/649,352.23 = 219,551.00/x
  3. Step 3: Cross multiply
    432,630.14x = 649,352.23 × 219,551.00
  4. Step 4: Simplify right side
    432,630.14x = 142,565,927,653.09
  5. Step 5: Solve for x
    x = 142,565,927,653.09/432,630.14
  6. Step 6: Final answer
    x = 329,533.05

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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.