Home / 501,619.32-692,254.62-275,272.92

Finding the Fourth Proportional to 501,619.32, 692,254.62 and 275,272.92

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Solution

The fourth proportional to 501,619.32, 692,254.62 and 275,272.92 is: 379,887.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,619.32 : 692,254.62 = 275,272.92 : x
  2. Step 2: Convert to fraction form
    501,619.32/692,254.62 = 275,272.92/x
  3. Step 3: Cross multiply
    501,619.32x = 692,254.62 × 275,272.92
  4. Step 4: Simplify right side
    501,619.32x = 190,558,950,630.89
  5. Step 5: Solve for x
    x = 190,558,950,630.89/501,619.32
  6. Step 6: Final answer
    x = 379,887.58

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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.