Home / 716,091.54-1,074,136.95-340,977.30

Finding the Fourth Proportional to 716,091.54, 1,074,136.95 and 340,977.30

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Solution

The fourth proportional to 716,091.54, 1,074,136.95 and 340,977.30 is: 511,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,091.54 : 1,074,136.95 = 340,977.30 : x
  2. Step 2: Convert to fraction form
    716,091.54/1,074,136.95 = 340,977.30/x
  3. Step 3: Cross multiply
    716,091.54x = 1,074,136.95 × 340,977.30
  4. Step 4: Simplify right side
    716,091.54x = 366,256,317,041.24
  5. Step 5: Solve for x
    x = 366,256,317,041.24/716,091.54
  6. Step 6: Final answer
    x = 511,465.78

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Double scale
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Similar ratio
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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.