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Finding the Fourth Proportional to 560,403.23, 840,542.43 and 200,559.56

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Solution

The fourth proportional to 560,403.23, 840,542.43 and 200,559.56 is: 300,817.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,403.23 : 840,542.43 = 200,559.56 : x
  2. Step 2: Convert to fraction form
    560,403.23/840,542.43 = 200,559.56/x
  3. Step 3: Cross multiply
    560,403.23x = 840,542.43 × 200,559.56
  4. Step 4: Simplify right side
    560,403.23x = 168,578,819,922.13
  5. Step 5: Solve for x
    x = 168,578,819,922.13/560,403.23
  6. Step 6: Final answer
    x = 300,817.00

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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.