Home / 914,906.33-1,262,573.71-507,014.90

Finding the Fourth Proportional to 914,906.33, 1,262,573.71 and 507,014.90

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Solution

The fourth proportional to 914,906.33, 1,262,573.71 and 507,014.90 is: 699,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,906.33 : 1,262,573.71 = 507,014.90 : x
  2. Step 2: Convert to fraction form
    914,906.33/1,262,573.71 = 507,014.90/x
  3. Step 3: Cross multiply
    914,906.33x = 1,262,573.71 × 507,014.90
  4. Step 4: Simplify right side
    914,906.33x = 640,143,683,318.28
  5. Step 5: Solve for x
    x = 640,143,683,318.28/914,906.33
  6. Step 6: Final answer
    x = 699,682.21

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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.