Home / 674,984.80-1,012,493.40-201,685.60

Finding the Fourth Proportional to 674,984.80, 1,012,493.40 and 201,685.60

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Solution

The fourth proportional to 674,984.80, 1,012,493.40 and 201,685.60 is: 302,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,984.80 : 1,012,493.40 = 201,685.60 : x
  2. Step 2: Convert to fraction form
    674,984.80/1,012,493.40 = 201,685.60/x
  3. Step 3: Cross multiply
    674,984.80x = 1,012,493.40 × 201,685.60
  4. Step 4: Simplify right side
    674,984.80x = 204,205,338,875.04
  5. Step 5: Solve for x
    x = 204,205,338,875.04/674,984.80
  6. Step 6: Final answer
    x = 302,533.24

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Double scale
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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.