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Finding the Fourth Proportional to 529,994.48, 730,285.08 and 359,933.36

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Solution

The fourth proportional to 529,994.48, 730,285.08 and 359,933.36 is: 495,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,994.48 : 730,285.08 = 359,933.36 : x
  2. Step 2: Convert to fraction form
    529,994.48/730,285.08 = 359,933.36/x
  3. Step 3: Cross multiply
    529,994.48x = 730,285.08 × 359,933.36
  4. Step 4: Simplify right side
    529,994.48x = 262,853,962,602.27
  5. Step 5: Solve for x
    x = 262,853,962,602.27/529,994.48
  6. Step 6: Final answer
    x = 495,956.04

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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.