Home / 575,378.20-794,032.32-320,701.96

Finding the Fourth Proportional to 575,378.20, 794,032.32 and 320,701.96

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Solution

The fourth proportional to 575,378.20, 794,032.32 and 320,701.96 is: 442,574.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,378.20 : 794,032.32 = 320,701.96 : x
  2. Step 2: Convert to fraction form
    575,378.20/794,032.32 = 320,701.96/x
  3. Step 3: Cross multiply
    575,378.20x = 794,032.32 × 320,701.96
  4. Step 4: Simplify right side
    575,378.20x = 254,647,721,327.35
  5. Step 5: Solve for x
    x = 254,647,721,327.35/575,378.20
  6. Step 6: Final answer
    x = 442,574.50

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1.5x scale

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.