Home / 413,079.12-619,683.52-176,423.04

Finding the Fourth Proportional to 413,079.12, 619,683.52 and 176,423.04

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Solution

The fourth proportional to 413,079.12, 619,683.52 and 176,423.04 is: 264,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,079.12 : 619,683.52 = 176,423.04 : x
  2. Step 2: Convert to fraction form
    413,079.12/619,683.52 = 176,423.04/x
  3. Step 3: Cross multiply
    413,079.12x = 619,683.52 × 176,423.04
  4. Step 4: Simplify right side
    413,079.12x = 109,326,450,436.30
  5. Step 5: Solve for x
    x = 109,326,450,436.30/413,079.12
  6. Step 6: Final answer
    x = 264,662.25

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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.