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Finding the Fourth Proportional to 600,299.60, 828,378.60 and 328,316.72

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Solution

The fourth proportional to 600,299.60, 828,378.60 and 328,316.72 is: 453,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,299.60 : 828,378.60 = 328,316.72 : x
  2. Step 2: Convert to fraction form
    600,299.60/828,378.60 = 328,316.72/x
  3. Step 3: Cross multiply
    600,299.60x = 828,378.60 × 328,316.72
  4. Step 4: Simplify right side
    600,299.60x = 271,970,544,870.19
  5. Step 5: Solve for x
    x = 271,970,544,870.19/600,299.60
  6. Step 6: Final answer
    x = 453,058.01

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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.