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Finding the Fourth Proportional to 600,440.06, 828,471.64 and 358,675.31

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Solution

The fourth proportional to 600,440.06, 828,471.64 and 358,675.31 is: 494,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,440.06 : 828,471.64 = 358,675.31 : x
  2. Step 2: Convert to fraction form
    600,440.06/828,471.64 = 358,675.31/x
  3. Step 3: Cross multiply
    600,440.06x = 828,471.64 × 358,675.31
  4. Step 4: Simplify right side
    600,440.06x = 297,152,322,303.21
  5. Step 5: Solve for x
    x = 297,152,322,303.21/600,440.06
  6. Step 6: Final answer
    x = 494,890.90

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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.