Home / 597,045.41-895,918.03-428,383.97

Finding the Fourth Proportional to 597,045.41, 895,918.03 and 428,383.97

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Solution

The fourth proportional to 597,045.41, 895,918.03 and 428,383.97 is: 642,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,045.41 : 895,918.03 = 428,383.97 : x
  2. Step 2: Convert to fraction form
    597,045.41/895,918.03 = 428,383.97/x
  3. Step 3: Cross multiply
    597,045.41x = 895,918.03 × 428,383.97
  4. Step 4: Simplify right side
    597,045.41x = 383,796,916,935.43
  5. Step 5: Solve for x
    x = 383,796,916,935.43/597,045.41
  6. Step 6: Final answer
    x = 642,827.02

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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.