Home / 800,731.58-1,201,429.06-351,220.46

Finding the Fourth Proportional to 800,731.58, 1,201,429.06 and 351,220.46

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Solution

The fourth proportional to 800,731.58, 1,201,429.06 and 351,220.46 is: 526,976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,731.58 : 1,201,429.06 = 351,220.46 : x
  2. Step 2: Convert to fraction form
    800,731.58/1,201,429.06 = 351,220.46/x
  3. Step 3: Cross multiply
    800,731.58x = 1,201,429.06 × 351,220.46
  4. Step 4: Simplify right side
    800,731.58x = 421,966,460,225.37
  5. Step 5: Solve for x
    x = 421,966,460,225.37/800,731.58
  6. Step 6: Final answer
    x = 526,976.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.