Home / 931,650.44-1,397,503.16-257,737.32

Finding the Fourth Proportional to 931,650.44, 1,397,503.16 and 257,737.32

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Solution

The fourth proportional to 931,650.44, 1,397,503.16 and 257,737.32 is: 386,613.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,650.44 : 1,397,503.16 = 257,737.32 : x
  2. Step 2: Convert to fraction form
    931,650.44/1,397,503.16 = 257,737.32/x
  3. Step 3: Cross multiply
    931,650.44x = 1,397,503.16 × 257,737.32
  4. Step 4: Simplify right side
    931,650.44x = 360,188,717,861.25
  5. Step 5: Solve for x
    x = 360,188,717,861.25/931,650.44
  6. Step 6: Final answer
    x = 386,613.59

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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.