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Finding the Fourth Proportional to 472,599.46, 652,731.72 and 344,112.60

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Solution

The fourth proportional to 472,599.46, 652,731.72 and 344,112.60 is: 475,271.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,599.46 : 652,731.72 = 344,112.60 : x
  2. Step 2: Convert to fraction form
    472,599.46/652,731.72 = 344,112.60/x
  3. Step 3: Cross multiply
    472,599.46x = 652,731.72 × 344,112.60
  4. Step 4: Simplify right side
    472,599.46x = 224,613,210,428.99
  5. Step 5: Solve for x
    x = 224,613,210,428.99/472,599.46
  6. Step 6: Final answer
    x = 475,271.83

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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.