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Finding the Fourth Proportional to 329,582.40, 494,373.60 and 152,036.88

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Solution

The fourth proportional to 329,582.40, 494,373.60 and 152,036.88 is: 228,055.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,582.40 : 494,373.60 = 152,036.88 : x
  2. Step 2: Convert to fraction form
    329,582.40/494,373.60 = 152,036.88/x
  3. Step 3: Cross multiply
    329,582.40x = 494,373.60 × 152,036.88
  4. Step 4: Simplify right side
    329,582.40x = 75,163,019,698.37
  5. Step 5: Solve for x
    x = 75,163,019,698.37/329,582.40
  6. Step 6: Final answer
    x = 228,055.32

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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.