Home / 748,166.26-1,032,469.42-408,635.32

Finding the Fourth Proportional to 748,166.26, 1,032,469.42 and 408,635.32

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Solution

The fourth proportional to 748,166.26, 1,032,469.42 and 408,635.32 is: 563,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,166.26 : 1,032,469.42 = 408,635.32 : x
  2. Step 2: Convert to fraction form
    748,166.26/1,032,469.42 = 408,635.32/x
  3. Step 3: Cross multiply
    748,166.26x = 1,032,469.42 × 408,635.32
  4. Step 4: Simplify right side
    748,166.26x = 421,903,471,831.91
  5. Step 5: Solve for x
    x = 421,903,471,831.91/748,166.26
  6. Step 6: Final answer
    x = 563,916.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.