Home / 345,010.83-517,622.13-176,649.36

Finding the Fourth Proportional to 345,010.83, 517,622.13 and 176,649.36

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Solution

The fourth proportional to 345,010.83, 517,622.13 and 176,649.36 is: 265,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,010.83 : 517,622.13 = 176,649.36 : x
  2. Step 2: Convert to fraction form
    345,010.83/517,622.13 = 176,649.36/x
  3. Step 3: Cross multiply
    345,010.83x = 517,622.13 × 176,649.36
  4. Step 4: Simplify right side
    345,010.83x = 91,437,617,986.34
  5. Step 5: Solve for x
    x = 91,437,617,986.34/345,010.83
  6. Step 6: Final answer
    x = 265,028.26

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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.