Home / 735,105.33-1,014,369.75-412,812.81

Finding the Fourth Proportional to 735,105.33, 1,014,369.75 and 412,812.81

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Solution

The fourth proportional to 735,105.33, 1,014,369.75 and 412,812.81 is: 569,639.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,105.33 : 1,014,369.75 = 412,812.81 : x
  2. Step 2: Convert to fraction form
    735,105.33/1,014,369.75 = 412,812.81/x
  3. Step 3: Cross multiply
    735,105.33x = 1,014,369.75 × 412,812.81
  4. Step 4: Simplify right side
    735,105.33x = 418,744,826,876.50
  5. Step 5: Solve for x
    x = 418,744,826,876.50/735,105.33
  6. Step 6: Final answer
    x = 569,639.22

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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.