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Finding the Fourth Proportional to 600,641.10, 828,873.63 and 328,703.51

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Solution

The fourth proportional to 600,641.10, 828,873.63 and 328,703.51 is: 453,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,641.10 : 828,873.63 = 328,703.51 : x
  2. Step 2: Convert to fraction form
    600,641.10/828,873.63 = 328,703.51/x
  3. Step 3: Cross multiply
    600,641.10x = 828,873.63 × 328,703.51
  4. Step 4: Simplify right side
    600,641.10x = 272,453,673,599.63
  5. Step 5: Solve for x
    x = 272,453,673,599.63/600,641.10
  6. Step 6: Final answer
    x = 453,604.78

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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.