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Finding the Fourth Proportional to 413,846.60, 621,204.26 and 366,762.92

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Solution

The fourth proportional to 413,846.60, 621,204.26 and 366,762.92 is: 550,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,846.60 : 621,204.26 = 366,762.92 : x
  2. Step 2: Convert to fraction form
    413,846.60/621,204.26 = 366,762.92/x
  3. Step 3: Cross multiply
    413,846.60x = 621,204.26 × 366,762.92
  4. Step 4: Simplify right side
    413,846.60x = 227,834,683,374.20
  5. Step 5: Solve for x
    x = 227,834,683,374.20/413,846.60
  6. Step 6: Final answer
    x = 550,529.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.