Home / 1,117,613.40-1,675,472.40-407,227.20

Finding the Fourth Proportional to 1,117,613.40, 1,675,472.40 and 407,227.20

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Solution

The fourth proportional to 1,117,613.40, 1,675,472.40 and 407,227.20 is: 610,495.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,613.40 : 1,675,472.40 = 407,227.20 : x
  2. Step 2: Convert to fraction form
    1,117,613.40/1,675,472.40 = 407,227.20/x
  3. Step 3: Cross multiply
    1,117,613.40x = 1,675,472.40 × 407,227.20
  4. Step 4: Simplify right side
    1,117,613.40x = 682,297,934,129.28
  5. Step 5: Solve for x
    x = 682,297,934,129.28/1,117,613.40
  6. Step 6: Final answer
    x = 610,495.48

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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.