Home / 434,411.16-651,725.25-306,576.96

Finding the Fourth Proportional to 434,411.16, 651,725.25 and 306,576.96

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Solution

The fourth proportional to 434,411.16, 651,725.25 and 306,576.96 is: 459,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,411.16 : 651,725.25 = 306,576.96 : x
  2. Step 2: Convert to fraction form
    434,411.16/651,725.25 = 306,576.96/x
  3. Step 3: Cross multiply
    434,411.16x = 651,725.25 × 306,576.96
  4. Step 4: Simplify right side
    434,411.16x = 199,803,947,265.62
  5. Step 5: Solve for x
    x = 199,803,947,265.62/434,411.16
  6. Step 6: Final answer
    x = 459,942.02

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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.