Home / 864,299.49-1,192,726.48-501,757.05

Finding the Fourth Proportional to 864,299.49, 1,192,726.48 and 501,757.05

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Solution

The fourth proportional to 864,299.49, 1,192,726.48 and 501,757.05 is: 692,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,299.49 : 1,192,726.48 = 501,757.05 : x
  2. Step 2: Convert to fraction form
    864,299.49/1,192,726.48 = 501,757.05/x
  3. Step 3: Cross multiply
    864,299.49x = 1,192,726.48 × 501,757.05
  4. Step 4: Simplify right side
    864,299.49x = 598,458,920,061.68
  5. Step 5: Solve for x
    x = 598,458,920,061.68/864,299.49
  6. Step 6: Final answer
    x = 692,420.77

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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.