Home / 501,316.31-752,018.79-141,490.37

Finding the Fourth Proportional to 501,316.31, 752,018.79 and 141,490.37

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Solution

The fourth proportional to 501,316.31, 752,018.79 and 141,490.37 is: 212,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,316.31 : 752,018.79 = 141,490.37 : x
  2. Step 2: Convert to fraction form
    501,316.31/752,018.79 = 141,490.37/x
  3. Step 3: Cross multiply
    501,316.31x = 752,018.79 × 141,490.37
  4. Step 4: Simplify right side
    501,316.31x = 106,403,416,844.05
  5. Step 5: Solve for x
    x = 106,403,416,844.05/501,316.31
  6. Step 6: Final answer
    x = 212,248.07

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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.