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Finding the Fourth Proportional to 501,955.53, 692,670.33 and 292,467.07

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Solution

The fourth proportional to 501,955.53, 692,670.33 and 292,467.07 is: 403,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,955.53 : 692,670.33 = 292,467.07 : x
  2. Step 2: Convert to fraction form
    501,955.53/692,670.33 = 292,467.07/x
  3. Step 3: Cross multiply
    501,955.53x = 692,670.33 × 292,467.07
  4. Step 4: Simplify right side
    501,955.53x = 202,583,261,891.03
  5. Step 5: Solve for x
    x = 202,583,261,891.03/501,955.53
  6. Step 6: Final answer
    x = 403,588.07

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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.