Home / 292,387.02-403,497.45-171,530.36

Finding the Fourth Proportional to 292,387.02, 403,497.45 and 171,530.36

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Solution

The fourth proportional to 292,387.02, 403,497.45 and 171,530.36 is: 236,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,387.02 : 403,497.45 = 171,530.36 : x
  2. Step 2: Convert to fraction form
    292,387.02/403,497.45 = 171,530.36/x
  3. Step 3: Cross multiply
    292,387.02x = 403,497.45 × 171,530.36
  4. Step 4: Simplify right side
    292,387.02x = 69,212,062,857.58
  5. Step 5: Solve for x
    x = 69,212,062,857.58/292,387.02
  6. Step 6: Final answer
    x = 236,713.87

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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.