Home / 329,914.80-494,823.60-93,281.40

Finding the Fourth Proportional to 329,914.80, 494,823.60 and 93,281.40

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Solution

The fourth proportional to 329,914.80, 494,823.60 and 93,281.40 is: 139,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,914.80 : 494,823.60 = 93,281.40 : x
  2. Step 2: Convert to fraction form
    329,914.80/494,823.60 = 93,281.40/x
  3. Step 3: Cross multiply
    329,914.80x = 494,823.60 × 93,281.40
  4. Step 4: Simplify right side
    329,914.80x = 46,157,838,161.04
  5. Step 5: Solve for x
    x = 46,157,838,161.04/329,914.80
  6. Step 6: Final answer
    x = 139,908.36

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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.