Home / 895,394.78-1,342,636.04-440,016.38

Finding the Fourth Proportional to 895,394.78, 1,342,636.04 and 440,016.38

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Solution

The fourth proportional to 895,394.78, 1,342,636.04 and 440,016.38 is: 659,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,394.78 : 1,342,636.04 = 440,016.38 : x
  2. Step 2: Convert to fraction form
    895,394.78/1,342,636.04 = 440,016.38/x
  3. Step 3: Cross multiply
    895,394.78x = 1,342,636.04 × 440,016.38
  4. Step 4: Simplify right side
    895,394.78x = 590,781,849,978.34
  5. Step 5: Solve for x
    x = 590,781,849,978.34/895,394.78
  6. Step 6: Final answer
    x = 659,800.42

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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.