Home / 1,331,503.96-1,997,270.51-384,882.88

Finding the Fourth Proportional to 1,331,503.96, 1,997,270.51 and 384,882.88

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Solution

The fourth proportional to 1,331,503.96, 1,997,270.51 and 384,882.88 is: 577,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,503.96 : 1,997,270.51 = 384,882.88 : x
  2. Step 2: Convert to fraction form
    1,331,503.96/1,997,270.51 = 384,882.88/x
  3. Step 3: Cross multiply
    1,331,503.96x = 1,997,270.51 × 384,882.88
  4. Step 4: Simplify right side
    1,331,503.96x = 768,715,226,027.87
  5. Step 5: Solve for x
    x = 768,715,226,027.87/1,331,503.96
  6. Step 6: Final answer
    x = 577,328.53

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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.