Home / 317,044.16-437,566-196,224.36

Finding the Fourth Proportional to 317,044.16, 437,566 and 196,224.36

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Solution

The fourth proportional to 317,044.16, 437,566 and 196,224.36 is: 270,817.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,044.16 : 437,566 = 196,224.36 : x
  2. Step 2: Convert to fraction form
    317,044.16/437,566 = 196,224.36/x
  3. Step 3: Cross multiply
    317,044.16x = 437,566 × 196,224.36
  4. Step 4: Simplify right side
    317,044.16x = 85,861,108,307.76
  5. Step 5: Solve for x
    x = 85,861,108,307.76/317,044.16
  6. Step 6: Final answer
    x = 270,817.50

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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.