Home / 580,730.27-801,430.38-322,626.69

Finding the Fourth Proportional to 580,730.27, 801,430.38 and 322,626.69

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Solution

The fourth proportional to 580,730.27, 801,430.38 and 322,626.69 is: 445,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,730.27 : 801,430.38 = 322,626.69 : x
  2. Step 2: Convert to fraction form
    580,730.27/801,430.38 = 322,626.69/x
  3. Step 3: Cross multiply
    580,730.27x = 801,430.38 × 322,626.69
  4. Step 4: Simplify right side
    580,730.27x = 258,562,830,764.84
  5. Step 5: Solve for x
    x = 258,562,830,764.84/580,730.27
  6. Step 6: Final answer
    x = 445,237.40

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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.