Home / 899,756.56-1,241,626.35-532,471.78

Finding the Fourth Proportional to 899,756.56, 1,241,626.35 and 532,471.78

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Solution

The fourth proportional to 899,756.56, 1,241,626.35 and 532,471.78 is: 734,788.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,756.56 : 1,241,626.35 = 532,471.78 : x
  2. Step 2: Convert to fraction form
    899,756.56/1,241,626.35 = 532,471.78/x
  3. Step 3: Cross multiply
    899,756.56x = 1,241,626.35 × 532,471.78
  4. Step 4: Simplify right side
    899,756.56x = 661,130,992,679.40
  5. Step 5: Solve for x
    x = 661,130,992,679.40/899,756.56
  6. Step 6: Final answer
    x = 734,788.74

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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.