Home / 730,548.80-1,095,910.68-309,770

Finding the Fourth Proportional to 730,548.80, 1,095,910.68 and 309,770

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Solution

The fourth proportional to 730,548.80, 1,095,910.68 and 309,770 is: 464,692.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,548.80 : 1,095,910.68 = 309,770 : x
  2. Step 2: Convert to fraction form
    730,548.80/1,095,910.68 = 309,770/x
  3. Step 3: Cross multiply
    730,548.80x = 1,095,910.68 × 309,770
  4. Step 4: Simplify right side
    730,548.80x = 339,480,251,343.60
  5. Step 5: Solve for x
    x = 339,480,251,343.60/730,548.80
  6. Step 6: Final answer
    x = 464,692.09

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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.