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Finding the Fourth Proportional to 368,569.02, 552,277.53 and 256,468.26

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Solution

The fourth proportional to 368,569.02, 552,277.53 and 256,468.26 is: 384,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,569.02 : 552,277.53 = 256,468.26 : x
  2. Step 2: Convert to fraction form
    368,569.02/552,277.53 = 256,468.26/x
  3. Step 3: Cross multiply
    368,569.02x = 552,277.53 × 256,468.26
  4. Step 4: Simplify right side
    368,569.02x = 141,641,657,156.20
  5. Step 5: Solve for x
    x = 141,641,657,156.20/368,569.02
  6. Step 6: Final answer
    x = 384,301.58

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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.