Home / 985,313.32-1,359,731.77-532,604.32

Finding the Fourth Proportional to 985,313.32, 1,359,731.77 and 532,604.32

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Solution

The fourth proportional to 985,313.32, 1,359,731.77 and 532,604.32 is: 734,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,313.32 : 1,359,731.77 = 532,604.32 : x
  2. Step 2: Convert to fraction form
    985,313.32/1,359,731.77 = 532,604.32/x
  3. Step 3: Cross multiply
    985,313.32x = 1,359,731.77 × 532,604.32
  4. Step 4: Simplify right side
    985,313.32x = 724,199,014,743.25
  5. Step 5: Solve for x
    x = 724,199,014,743.25/985,313.32
  6. Step 6: Final answer
    x = 734,993.63

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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.