Home / 674,160.14-1,011,386.02-200,883.62

Finding the Fourth Proportional to 674,160.14, 1,011,386.02 and 200,883.62

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Solution

The fourth proportional to 674,160.14, 1,011,386.02 and 200,883.62 is: 301,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,160.14 : 1,011,386.02 = 200,883.62 : x
  2. Step 2: Convert to fraction form
    674,160.14/1,011,386.02 = 200,883.62/x
  3. Step 3: Cross multiply
    674,160.14x = 1,011,386.02 × 200,883.62
  4. Step 4: Simplify right side
    674,160.14x = 203,170,884,914.99
  5. Step 5: Solve for x
    x = 203,170,884,914.99/674,160.14
  6. Step 6: Final answer
    x = 301,368.88

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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.