Home / 797,724.40-1,100,866.70-435,149.87

Finding the Fourth Proportional to 797,724.40, 1,100,866.70 and 435,149.87

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Solution

The fourth proportional to 797,724.40, 1,100,866.70 and 435,149.87 is: 600,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,724.40 : 1,100,866.70 = 435,149.87 : x
  2. Step 2: Convert to fraction form
    797,724.40/1,100,866.70 = 435,149.87/x
  3. Step 3: Cross multiply
    797,724.40x = 1,100,866.70 × 435,149.87
  4. Step 4: Simplify right side
    797,724.40x = 479,042,000,720.53
  5. Step 5: Solve for x
    x = 479,042,000,720.53/797,724.40
  6. Step 6: Final answer
    x = 600,510.65

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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.