Home / 297,792.24-411,002.28-217,485.60

Finding the Fourth Proportional to 297,792.24, 411,002.28 and 217,485.60

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Solution

The fourth proportional to 297,792.24, 411,002.28 and 217,485.60 is: 300,165.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,792.24 : 411,002.28 = 217,485.60 : x
  2. Step 2: Convert to fraction form
    297,792.24/411,002.28 = 217,485.60/x
  3. Step 3: Cross multiply
    297,792.24x = 411,002.28 × 217,485.60
  4. Step 4: Simplify right side
    297,792.24x = 89,387,077,467.17
  5. Step 5: Solve for x
    x = 89,387,077,467.17/297,792.24
  6. Step 6: Final answer
    x = 300,165.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.