Home / 806,906.70-1,210,360.05-554,964.30

Finding the Fourth Proportional to 806,906.70, 1,210,360.05 and 554,964.30

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Solution

The fourth proportional to 806,906.70, 1,210,360.05 and 554,964.30 is: 832,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,906.70 : 1,210,360.05 = 554,964.30 : x
  2. Step 2: Convert to fraction form
    806,906.70/1,210,360.05 = 554,964.30/x
  3. Step 3: Cross multiply
    806,906.70x = 1,210,360.05 × 554,964.30
  4. Step 4: Simplify right side
    806,906.70x = 671,706,617,896.22
  5. Step 5: Solve for x
    x = 671,706,617,896.22/806,906.70
  6. Step 6: Final answer
    x = 832,446.45

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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.