Home / 319,937.10-480,002.85-179,601.90

Finding the Fourth Proportional to 319,937.10, 480,002.85 and 179,601.90

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Solution

The fourth proportional to 319,937.10, 480,002.85 and 179,601.90 is: 269,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,937.10 : 480,002.85 = 179,601.90 : x
  2. Step 2: Convert to fraction form
    319,937.10/480,002.85 = 179,601.90/x
  3. Step 3: Cross multiply
    319,937.10x = 480,002.85 × 179,601.90
  4. Step 4: Simplify right side
    319,937.10x = 86,209,423,865.42
  5. Step 5: Solve for x
    x = 86,209,423,865.42/319,937.10
  6. Step 6: Final answer
    x = 269,457.41

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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.