Home / 727,484.96-1,003,581.54-565,229.60

Finding the Fourth Proportional to 727,484.96, 1,003,581.54 and 565,229.60

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Solution

The fourth proportional to 727,484.96, 1,003,581.54 and 565,229.60 is: 779,746.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,484.96 : 1,003,581.54 = 565,229.60 : x
  2. Step 2: Convert to fraction form
    727,484.96/1,003,581.54 = 565,229.60/x
  3. Step 3: Cross multiply
    727,484.96x = 1,003,581.54 × 565,229.60
  4. Step 4: Simplify right side
    727,484.96x = 567,253,992,421.58
  5. Step 5: Solve for x
    x = 567,253,992,421.58/727,484.96
  6. Step 6: Final answer
    x = 779,746.69

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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.