Home / 501,825.36-692,519.72-272,382.82

Finding the Fourth Proportional to 501,825.36, 692,519.72 and 272,382.82

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Solution

The fourth proportional to 501,825.36, 692,519.72 and 272,382.82 is: 375,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,825.36 : 692,519.72 = 272,382.82 : x
  2. Step 2: Convert to fraction form
    501,825.36/692,519.72 = 272,382.82/x
  3. Step 3: Cross multiply
    501,825.36x = 692,519.72 × 272,382.82
  4. Step 4: Simplify right side
    501,825.36x = 188,630,474,239.21
  5. Step 5: Solve for x
    x = 188,630,474,239.21/501,825.36
  6. Step 6: Final answer
    x = 375,888.69

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1.5x scale

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.