Home / 772,842.80-1,159,264.20-352,938.80

Finding the Fourth Proportional to 772,842.80, 1,159,264.20 and 352,938.80

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Solution

The fourth proportional to 772,842.80, 1,159,264.20 and 352,938.80 is: 529,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,842.80 : 1,159,264.20 = 352,938.80 : x
  2. Step 2: Convert to fraction form
    772,842.80/1,159,264.20 = 352,938.80/x
  3. Step 3: Cross multiply
    772,842.80x = 1,159,264.20 × 352,938.80
  4. Step 4: Simplify right side
    772,842.80x = 409,149,315,630.96
  5. Step 5: Solve for x
    x = 409,149,315,630.96/772,842.80
  6. Step 6: Final answer
    x = 529,408.20

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Similar ratio
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1.5x scale

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.