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Finding the Fourth Proportional to 600,506.12, 828,698 and 328,575.80

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Solution

The fourth proportional to 600,506.12, 828,698 and 328,575.80 is: 453,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,506.12 : 828,698 = 328,575.80 : x
  2. Step 2: Convert to fraction form
    600,506.12/828,698 = 328,575.80/x
  3. Step 3: Cross multiply
    600,506.12x = 828,698 × 328,575.80
  4. Step 4: Simplify right side
    600,506.12x = 272,290,108,308.40
  5. Step 5: Solve for x
    x = 272,290,108,308.40/600,506.12
  6. Step 6: Final answer
    x = 453,434.36

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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.