Home / 735,409.96-1,103,117.82-486,036.52

Finding the Fourth Proportional to 735,409.96, 1,103,117.82 and 486,036.52

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Solution

The fourth proportional to 735,409.96, 1,103,117.82 and 486,036.52 is: 729,056.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,409.96 : 1,103,117.82 = 486,036.52 : x
  2. Step 2: Convert to fraction form
    735,409.96/1,103,117.82 = 486,036.52/x
  3. Step 3: Cross multiply
    735,409.96x = 1,103,117.82 × 486,036.52
  4. Step 4: Simplify right side
    735,409.96x = 536,155,546,382.79
  5. Step 5: Solve for x
    x = 536,155,546,382.79/735,409.96
  6. Step 6: Final answer
    x = 729,056.68

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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.