Home / 501,320.31-751,525.29-185,555.79

Finding the Fourth Proportional to 501,320.31, 751,525.29 and 185,555.79

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Solution

The fourth proportional to 501,320.31, 751,525.29 and 185,555.79 is: 278,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,320.31 : 751,525.29 = 185,555.79 : x
  2. Step 2: Convert to fraction form
    501,320.31/751,525.29 = 185,555.79/x
  3. Step 3: Cross multiply
    501,320.31x = 751,525.29 × 185,555.79
  4. Step 4: Simplify right side
    501,320.31x = 139,449,868,890.93
  5. Step 5: Solve for x
    x = 139,449,868,890.93/501,320.31
  6. Step 6: Final answer
    x = 278,165.21

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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.