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Finding the Fourth Proportional to 800,550.06, 1,104,808.08 and 461,127.66

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Solution

The fourth proportional to 800,550.06, 1,104,808.08 and 461,127.66 is: 636,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,550.06 : 1,104,808.08 = 461,127.66 : x
  2. Step 2: Convert to fraction form
    800,550.06/1,104,808.08 = 461,127.66/x
  3. Step 3: Cross multiply
    800,550.06x = 1,104,808.08 × 461,127.66
  4. Step 4: Simplify right side
    800,550.06x = 509,457,564,679.49
  5. Step 5: Solve for x
    x = 509,457,564,679.49/800,550.06
  6. Step 6: Final answer
    x = 636,384.39

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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.