Home / 353,384.20-529,909.98-104,016.52

Finding the Fourth Proportional to 353,384.20, 529,909.98 and 104,016.52

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Solution

The fourth proportional to 353,384.20, 529,909.98 and 104,016.52 is: 155,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,384.20 : 529,909.98 = 104,016.52 : x
  2. Step 2: Convert to fraction form
    353,384.20/529,909.98 = 104,016.52/x
  3. Step 3: Cross multiply
    353,384.20x = 529,909.98 × 104,016.52
  4. Step 4: Simplify right side
    353,384.20x = 55,119,392,032.87
  5. Step 5: Solve for x
    x = 55,119,392,032.87/353,384.20
  6. Step 6: Final answer
    x = 155,975.82

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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.