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Finding the Fourth Proportional to 389,551.24, 584,326.86 and 94,063.24

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Solution

The fourth proportional to 389,551.24, 584,326.86 and 94,063.24 is: 141,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,551.24 : 584,326.86 = 94,063.24 : x
  2. Step 2: Convert to fraction form
    389,551.24/584,326.86 = 94,063.24/x
  3. Step 3: Cross multiply
    389,551.24x = 584,326.86 × 94,063.24
  4. Step 4: Simplify right side
    389,551.24x = 54,963,677,670.63
  5. Step 5: Solve for x
    x = 54,963,677,670.63/389,551.24
  6. Step 6: Final answer
    x = 141,094.86

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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.