Home / 809,047.01-1,213,182.75-382,227.53

Finding the Fourth Proportional to 809,047.01, 1,213,182.75 and 382,227.53

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Solution

The fourth proportional to 809,047.01, 1,213,182.75 and 382,227.53 is: 573,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,047.01 : 1,213,182.75 = 382,227.53 : x
  2. Step 2: Convert to fraction form
    809,047.01/1,213,182.75 = 382,227.53/x
  3. Step 3: Cross multiply
    809,047.01x = 1,213,182.75 × 382,227.53
  4. Step 4: Simplify right side
    809,047.01x = 463,711,845,971.11
  5. Step 5: Solve for x
    x = 463,711,845,971.11/809,047.01
  6. Step 6: Final answer
    x = 573,158.10

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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.