Home / 833,898.50-1,150,903.46-528,003.32

Finding the Fourth Proportional to 833,898.50, 1,150,903.46 and 528,003.32

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Solution

The fourth proportional to 833,898.50, 1,150,903.46 and 528,003.32 is: 728,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,898.50 : 1,150,903.46 = 528,003.32 : x
  2. Step 2: Convert to fraction form
    833,898.50/1,150,903.46 = 528,003.32/x
  3. Step 3: Cross multiply
    833,898.50x = 1,150,903.46 × 528,003.32
  4. Step 4: Simplify right side
    833,898.50x = 607,680,847,879.49
  5. Step 5: Solve for x
    x = 607,680,847,879.49/833,898.50
  6. Step 6: Final answer
    x = 728,722.80

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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.