Home / 435,341.70-651,322.89-381,629.61

Finding the Fourth Proportional to 435,341.70, 651,322.89 and 381,629.61

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Solution

The fourth proportional to 435,341.70, 651,322.89 and 381,629.61 is: 570,963.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,341.70 : 651,322.89 = 381,629.61 : x
  2. Step 2: Convert to fraction form
    435,341.70/651,322.89 = 381,629.61/x
  3. Step 3: Cross multiply
    435,341.70x = 651,322.89 × 381,629.61
  4. Step 4: Simplify right side
    435,341.70x = 248,564,100,494.77
  5. Step 5: Solve for x
    x = 248,564,100,494.77/435,341.70
  6. Step 6: Final answer
    x = 570,963.22

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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.