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Finding the Fourth Proportional to 325,737.60, 487,828.80 and 325,737.60

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Solution

The fourth proportional to 325,737.60, 487,828.80 and 325,737.60 is: 487,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,737.60 : 487,828.80 = 325,737.60 : x
  2. Step 2: Convert to fraction form
    325,737.60/487,828.80 = 325,737.60/x
  3. Step 3: Cross multiply
    325,737.60x = 487,828.80 × 325,737.60
  4. Step 4: Simplify right side
    325,737.60x = 158,904,182,522.88
  5. Step 5: Solve for x
    x = 158,904,182,522.88/325,737.60
  6. Step 6: Final answer
    x = 487,828.80

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1.5x scale

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.