Home / 325,235.02-487,644.46-156,419.14

Finding the Fourth Proportional to 325,235.02, 487,644.46 and 156,419.14

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Solution

The fourth proportional to 325,235.02, 487,644.46 and 156,419.14 is: 234,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,235.02 : 487,644.46 = 156,419.14 : x
  2. Step 2: Convert to fraction form
    325,235.02/487,644.46 = 156,419.14/x
  3. Step 3: Cross multiply
    325,235.02x = 487,644.46 × 156,419.14
  4. Step 4: Simplify right side
    325,235.02x = 76,276,927,058.96
  5. Step 5: Solve for x
    x = 76,276,927,058.96/325,235.02
  6. Step 6: Final answer
    x = 234,528.64

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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.