Home / 727,023.60-1,003,110.48-436,683.96

Finding the Fourth Proportional to 727,023.60, 1,003,110.48 and 436,683.96

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Solution

The fourth proportional to 727,023.60, 1,003,110.48 and 436,683.96 is: 602,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,023.60 : 1,003,110.48 = 436,683.96 : x
  2. Step 2: Convert to fraction form
    727,023.60/1,003,110.48 = 436,683.96/x
  3. Step 3: Cross multiply
    727,023.60x = 1,003,110.48 × 436,683.96
  4. Step 4: Simplify right side
    727,023.60x = 438,042,256,723.90
  5. Step 5: Solve for x
    x = 438,042,256,723.90/727,023.60
  6. Step 6: Final answer
    x = 602,514.49

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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.