Home / 760,010.70-1,139,372.19-333,223.08

Finding the Fourth Proportional to 760,010.70, 1,139,372.19 and 333,223.08

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Solution

The fourth proportional to 760,010.70, 1,139,372.19 and 333,223.08 is: 499,552.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,010.70 : 1,139,372.19 = 333,223.08 : x
  2. Step 2: Convert to fraction form
    760,010.70/1,139,372.19 = 333,223.08/x
  3. Step 3: Cross multiply
    760,010.70x = 1,139,372.19 × 333,223.08
  4. Step 4: Simplify right side
    760,010.70x = 379,665,110,418.15
  5. Step 5: Solve for x
    x = 379,665,110,418.15/760,010.70
  6. Step 6: Final answer
    x = 499,552.32

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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.