Home / 490,446,124.17-734,942,686.73-403,624,214.34

Finding the Fourth Proportional to 490,446,124.17, 734,942,686.73 and 403,624,214.34

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Solution

The fourth proportional to 490,446,124.17, 734,942,686.73 and 403,624,214.34 is: 604,838,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,446,124.17 : 734,942,686.73 = 403,624,214.34 : x
  2. Step 2: Convert to fraction form
    490,446,124.17/734,942,686.73 = 403,624,214.34/x
  3. Step 3: Cross multiply
    490,446,124.17x = 734,942,686.73 × 403,624,214.34
  4. Step 4: Simplify right side
    490,446,124.17x = 296,640,664,514,306,880
  5. Step 5: Solve for x
    x = 296,640,664,514,306,880/490,446,124.17
  6. Step 6: Final answer
    x = 604,838,431.57

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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.