Home / 1,483,707.60-2,225,342.70-418,857.30

Finding the Fourth Proportional to 1,483,707.60, 2,225,342.70 and 418,857.30

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Solution

The fourth proportional to 1,483,707.60, 2,225,342.70 and 418,857.30 is: 628,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,707.60 : 2,225,342.70 = 418,857.30 : x
  2. Step 2: Convert to fraction form
    1,483,707.60/2,225,342.70 = 418,857.30/x
  3. Step 3: Cross multiply
    1,483,707.60x = 2,225,342.70 × 418,857.30
  4. Step 4: Simplify right side
    1,483,707.60x = 932,101,034,896.71
  5. Step 5: Solve for x
    x = 932,101,034,896.71/1,483,707.60
  6. Step 6: Final answer
    x = 628,224.21

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Double scale
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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.