Home / 760,682.96-1,049,742.56-416,540.60

Finding the Fourth Proportional to 760,682.96, 1,049,742.56 and 416,540.60

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Solution

The fourth proportional to 760,682.96, 1,049,742.56 and 416,540.60 is: 574,826.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,682.96 : 1,049,742.56 = 416,540.60 : x
  2. Step 2: Convert to fraction form
    760,682.96/1,049,742.56 = 416,540.60/x
  3. Step 3: Cross multiply
    760,682.96x = 1,049,742.56 × 416,540.60
  4. Step 4: Simplify right side
    760,682.96x = 437,260,395,787.94
  5. Step 5: Solve for x
    x = 437,260,395,787.94/760,682.96
  6. Step 6: Final answer
    x = 574,826.07

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Double scale
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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.