Home / 758,965.74-1,047,394.44-414,820.86

Finding the Fourth Proportional to 758,965.74, 1,047,394.44 and 414,820.86

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Solution

The fourth proportional to 758,965.74, 1,047,394.44 and 414,820.86 is: 572,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,965.74 : 1,047,394.44 = 414,820.86 : x
  2. Step 2: Convert to fraction form
    758,965.74/1,047,394.44 = 414,820.86/x
  3. Step 3: Cross multiply
    758,965.74x = 1,047,394.44 × 414,820.86
  4. Step 4: Simplify right side
    758,965.74x = 434,481,062,360.02
  5. Step 5: Solve for x
    x = 434,481,062,360.02/758,965.74
  6. Step 6: Final answer
    x = 572,464.66

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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.