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Finding the Fourth Proportional to 600,589.35, 828,813.38 and 328,657.30

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Solution

The fourth proportional to 600,589.35, 828,813.38 and 328,657.30 is: 453,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,589.35 : 828,813.38 = 328,657.30 : x
  2. Step 2: Convert to fraction form
    600,589.35/828,813.38 = 328,657.30/x
  3. Step 3: Cross multiply
    600,589.35x = 828,813.38 × 328,657.30
  4. Step 4: Simplify right side
    600,589.35x = 272,395,563,959.35
  5. Step 5: Solve for x
    x = 272,395,563,959.35/600,589.35
  6. Step 6: Final answer
    x = 453,547.11

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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.