Home / 317,643.22-476,523.30-104,423.18

Finding the Fourth Proportional to 317,643.22, 476,523.30 and 104,423.18

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Solution

The fourth proportional to 317,643.22, 476,523.30 and 104,423.18 is: 156,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,643.22 : 476,523.30 = 104,423.18 : x
  2. Step 2: Convert to fraction form
    317,643.22/476,523.30 = 104,423.18/x
  3. Step 3: Cross multiply
    317,643.22x = 476,523.30 × 104,423.18
  4. Step 4: Simplify right side
    317,643.22x = 49,760,076,339.06
  5. Step 5: Solve for x
    x = 49,760,076,339.06/317,643.22
  6. Step 6: Final answer
    x = 156,653.98

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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.