Home / 379,575.05-569,972.50-251,688.87

Finding the Fourth Proportional to 379,575.05, 569,972.50 and 251,688.87

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Solution

The fourth proportional to 379,575.05, 569,972.50 and 251,688.87 is: 377,937.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,575.05 : 569,972.50 = 251,688.87 : x
  2. Step 2: Convert to fraction form
    379,575.05/569,972.50 = 251,688.87/x
  3. Step 3: Cross multiply
    379,575.05x = 569,972.50 × 251,688.87
  4. Step 4: Simplify right side
    379,575.05x = 143,455,733,826.85
  5. Step 5: Solve for x
    x = 143,455,733,826.85/379,575.05
  6. Step 6: Final answer
    x = 377,937.74

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1.5x scale

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.