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Finding the Fourth Proportional to 600,586.50, 828,809.44 and 328,654.45

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Solution

The fourth proportional to 600,586.50, 828,809.44 and 328,654.45 is: 453,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,586.50 : 828,809.44 = 328,654.45 : x
  2. Step 2: Convert to fraction form
    600,586.50/828,809.44 = 328,654.45/x
  3. Step 3: Cross multiply
    600,586.50x = 828,809.44 × 328,654.45
  4. Step 4: Simplify right side
    600,586.50x = 272,391,908,782.43
  5. Step 5: Solve for x
    x = 272,391,908,782.43/600,586.50
  6. Step 6: Final answer
    x = 453,543.18

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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.