Home / 344,136.60-474,775.98-253,707.54

Finding the Fourth Proportional to 344,136.60, 474,775.98 and 253,707.54

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Solution

The fourth proportional to 344,136.60, 474,775.98 and 253,707.54 is: 350,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,136.60 : 474,775.98 = 253,707.54 : x
  2. Step 2: Convert to fraction form
    344,136.60/474,775.98 = 253,707.54/x
  3. Step 3: Cross multiply
    344,136.60x = 474,775.98 × 253,707.54
  4. Step 4: Simplify right side
    344,136.60x = 120,454,247,302.80
  5. Step 5: Solve for x
    x = 120,454,247,302.80/344,136.60
  6. Step 6: Final answer
    x = 350,018.71

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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.