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Finding the Fourth Proportional to 504,336.63, 756,745.43 and 314,745.51

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Solution

The fourth proportional to 504,336.63, 756,745.43 and 314,745.51 is: 472,268.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,336.63 : 756,745.43 = 314,745.51 : x
  2. Step 2: Convert to fraction form
    504,336.63/756,745.43 = 314,745.51/x
  3. Step 3: Cross multiply
    504,336.63x = 756,745.43 × 314,745.51
  4. Step 4: Simplify right side
    504,336.63x = 238,182,224,731.79
  5. Step 5: Solve for x
    x = 238,182,224,731.79/504,336.63
  6. Step 6: Final answer
    x = 472,268.34

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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.