Home / 914,478.48-1,262,311.56-744,417.36

Finding the Fourth Proportional to 914,478.48, 1,262,311.56 and 744,417.36

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Solution

The fourth proportional to 914,478.48, 1,262,311.56 and 744,417.36 is: 1,027,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,478.48 : 1,262,311.56 = 744,417.36 : x
  2. Step 2: Convert to fraction form
    914,478.48/1,262,311.56 = 744,417.36/x
  3. Step 3: Cross multiply
    914,478.48x = 1,262,311.56 × 744,417.36
  4. Step 4: Simplify right side
    914,478.48x = 939,686,638,992.68
  5. Step 5: Solve for x
    x = 939,686,638,992.68/914,478.48
  6. Step 6: Final answer
    x = 1,027,565.61

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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.