Home / 330,795.34-495,968.45-168,290.00

Finding the Fourth Proportional to 330,795.34, 495,968.45 and 168,290.00

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Solution

The fourth proportional to 330,795.34, 495,968.45 and 168,290.00 is: 252,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,795.34 : 495,968.45 = 168,290.00 : x
  2. Step 2: Convert to fraction form
    330,795.34/495,968.45 = 168,290.00/x
  3. Step 3: Cross multiply
    330,795.34x = 495,968.45 × 168,290.00
  4. Step 4: Simplify right side
    330,795.34x = 83,466,528,391.38
  5. Step 5: Solve for x
    x = 83,466,528,391.38/330,795.34
  6. Step 6: Final answer
    x = 252,320.75

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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.