Home / 330,030.50-494,966.48-152,366.81

Finding the Fourth Proportional to 330,030.50, 494,966.48 and 152,366.81

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Solution

The fourth proportional to 330,030.50, 494,966.48 and 152,366.81 is: 228,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,030.50 : 494,966.48 = 152,366.81 : x
  2. Step 2: Convert to fraction form
    330,030.50/494,966.48 = 152,366.81/x
  3. Step 3: Cross multiply
    330,030.50x = 494,966.48 × 152,366.81
  4. Step 4: Simplify right side
    330,030.50x = 75,416,460,377.86
  5. Step 5: Solve for x
    x = 75,416,460,377.86/330,030.50
  6. Step 6: Final answer
    x = 228,513.61

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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.