Home / 799,471.65-1,103,383.41-508,990.44

Finding the Fourth Proportional to 799,471.65, 1,103,383.41 and 508,990.44

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Solution

The fourth proportional to 799,471.65, 1,103,383.41 and 508,990.44 is: 702,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,471.65 : 1,103,383.41 = 508,990.44 : x
  2. Step 2: Convert to fraction form
    799,471.65/1,103,383.41 = 508,990.44/x
  3. Step 3: Cross multiply
    799,471.65x = 1,103,383.41 × 508,990.44
  4. Step 4: Simplify right side
    799,471.65x = 561,611,607,344.60
  5. Step 5: Solve for x
    x = 561,611,607,344.60/799,471.65
  6. Step 6: Final answer
    x = 702,478.45

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Double scale
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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.