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Finding the Fourth Proportional to 384,060.35, 529,855.46 and 240,570.59

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Solution

The fourth proportional to 384,060.35, 529,855.46 and 240,570.59 is: 331,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,060.35 : 529,855.46 = 240,570.59 : x
  2. Step 2: Convert to fraction form
    384,060.35/529,855.46 = 240,570.59/x
  3. Step 3: Cross multiply
    384,060.35x = 529,855.46 × 240,570.59
  4. Step 4: Simplify right side
    384,060.35x = 127,467,638,400.14
  5. Step 5: Solve for x
    x = 127,467,638,400.14/384,060.35
  6. Step 6: Final answer
    x = 331,894.82

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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.