Home / 1,555,341.20-2,332,790.28-490,244.84

Finding the Fourth Proportional to 1,555,341.20, 2,332,790.28 and 490,244.84

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Solution

The fourth proportional to 1,555,341.20, 2,332,790.28 and 490,244.84 is: 735,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,341.20 : 2,332,790.28 = 490,244.84 : x
  2. Step 2: Convert to fraction form
    1,555,341.20/2,332,790.28 = 490,244.84/x
  3. Step 3: Cross multiply
    1,555,341.20x = 2,332,790.28 × 490,244.84
  4. Step 4: Simplify right side
    1,555,341.20x = 1,143,638,397,572.16
  5. Step 5: Solve for x
    x = 1,143,638,397,572.16/1,555,341.20
  6. Step 6: Final answer
    x = 735,297.44

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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.