Home / 344,285.20-474,980.52-253,855.18

Finding the Fourth Proportional to 344,285.20, 474,980.52 and 253,855.18

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Solution

The fourth proportional to 344,285.20, 474,980.52 and 253,855.18 is: 350,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,285.20 : 474,980.52 = 253,855.18 : x
  2. Step 2: Convert to fraction form
    344,285.20/474,980.52 = 253,855.18/x
  3. Step 3: Cross multiply
    344,285.20x = 474,980.52 × 253,855.18
  4. Step 4: Simplify right side
    344,285.20x = 120,576,265,401.09
  5. Step 5: Solve for x
    x = 120,576,265,401.09/344,285.20
  6. Step 6: Final answer
    x = 350,222.04

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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.