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Finding the Fourth Proportional to 600,703.04, 828,638.16 and 385,874.88

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Solution

The fourth proportional to 600,703.04, 828,638.16 and 385,874.88 is: 532,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,703.04 : 828,638.16 = 385,874.88 : x
  2. Step 2: Convert to fraction form
    600,703.04/828,638.16 = 385,874.88/x
  3. Step 3: Cross multiply
    600,703.04x = 828,638.16 × 385,874.88
  4. Step 4: Simplify right side
    600,703.04x = 319,750,650,553.42
  5. Step 5: Solve for x
    x = 319,750,650,553.42/600,703.04
  6. Step 6: Final answer
    x = 532,294.04

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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.