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Finding the Fourth Proportional to 600,549.98, 828,769.47 and 328,641.98

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Solution

The fourth proportional to 600,549.98, 828,769.47 and 328,641.98 is: 453,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,549.98 : 828,769.47 = 328,641.98 : x
  2. Step 2: Convert to fraction form
    600,549.98/828,769.47 = 328,641.98/x
  3. Step 3: Cross multiply
    600,549.98x = 828,769.47 × 328,641.98
  4. Step 4: Simplify right side
    600,549.98x = 272,368,439,584.35
  5. Step 5: Solve for x
    x = 272,368,439,584.35/600,549.98
  6. Step 6: Final answer
    x = 453,531.68

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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.