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Finding the Fourth Proportional to 600,122.80, 828,247.80 and 345,484.72

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Solution

The fourth proportional to 600,122.80, 828,247.80 and 345,484.72 is: 476,814.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,122.80 : 828,247.80 = 345,484.72 : x
  2. Step 2: Convert to fraction form
    600,122.80/828,247.80 = 345,484.72/x
  3. Step 3: Cross multiply
    600,122.80x = 828,247.80 × 345,484.72
  4. Step 4: Simplify right side
    600,122.80x = 286,146,959,273.62
  5. Step 5: Solve for x
    x = 286,146,959,273.62/600,122.80
  6. Step 6: Final answer
    x = 476,814.01

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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.