Home / 897,217.90-1,345,433.07-335,858.74

Finding the Fourth Proportional to 897,217.90, 1,345,433.07 and 335,858.74

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Solution

The fourth proportional to 897,217.90, 1,345,433.07 and 335,858.74 is: 503,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,217.90 : 1,345,433.07 = 335,858.74 : x
  2. Step 2: Convert to fraction form
    897,217.90/1,345,433.07 = 335,858.74/x
  3. Step 3: Cross multiply
    897,217.90x = 1,345,433.07 × 335,858.74
  4. Step 4: Simplify right side
    897,217.90x = 451,875,455,644.53
  5. Step 5: Solve for x
    x = 451,875,455,644.53/897,217.90
  6. Step 6: Final answer
    x = 503,640.70

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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.