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Finding the Fourth Proportional to 600,458.08, 828,550.31 and 358,689.33

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Solution

The fourth proportional to 600,458.08, 828,550.31 and 358,689.33 is: 494,942.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,458.08 : 828,550.31 = 358,689.33 : x
  2. Step 2: Convert to fraction form
    600,458.08/828,550.31 = 358,689.33/x
  3. Step 3: Cross multiply
    600,458.08x = 828,550.31 × 358,689.33
  4. Step 4: Simplify right side
    600,458.08x = 297,192,156,461.92
  5. Step 5: Solve for x
    x = 297,192,156,461.92/600,458.08
  6. Step 6: Final answer
    x = 494,942.39

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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.