Home / 897,207.82-1,345,946.38-289,793.28

Finding the Fourth Proportional to 897,207.82, 1,345,946.38 and 289,793.28

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Solution

The fourth proportional to 897,207.82, 1,345,946.38 and 289,793.28 is: 434,733.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,207.82 : 1,345,946.38 = 289,793.28 : x
  2. Step 2: Convert to fraction form
    897,207.82/1,345,946.38 = 289,793.28/x
  3. Step 3: Cross multiply
    897,207.82x = 1,345,946.38 × 289,793.28
  4. Step 4: Simplify right side
    897,207.82x = 390,046,216,164.33
  5. Step 5: Solve for x
    x = 390,046,216,164.33/897,207.82
  6. Step 6: Final answer
    x = 434,733.41

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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.