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Finding the Fourth Proportional to 600,654.88, 828,887.34 and 371,120.32

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Solution

The fourth proportional to 600,654.88, 828,887.34 and 371,120.32 is: 512,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,654.88 : 828,887.34 = 371,120.32 : x
  2. Step 2: Convert to fraction form
    600,654.88/828,887.34 = 371,120.32/x
  3. Step 3: Cross multiply
    600,654.88x = 828,887.34 × 371,120.32
  4. Step 4: Simplify right side
    600,654.88x = 307,616,934,864.75
  5. Step 5: Solve for x
    x = 307,616,934,864.75/600,654.88
  6. Step 6: Final answer
    x = 512,135.91

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1.5x scale

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.