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Finding the Fourth Proportional to 543,737.46, 750,369.59 and 298,725.38

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Solution

The fourth proportional to 543,737.46, 750,369.59 and 298,725.38 is: 412,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,737.46 : 750,369.59 = 298,725.38 : x
  2. Step 2: Convert to fraction form
    543,737.46/750,369.59 = 298,725.38/x
  3. Step 3: Cross multiply
    543,737.46x = 750,369.59 × 298,725.38
  4. Step 4: Simplify right side
    543,737.46x = 224,154,440,913.19
  5. Step 5: Solve for x
    x = 224,154,440,913.19/543,737.46
  6. Step 6: Final answer
    x = 412,247.56

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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.