Home / 909,863.53-1,364,970.24-348,854.29

Finding the Fourth Proportional to 909,863.53, 1,364,970.24 and 348,854.29

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Solution

The fourth proportional to 909,863.53, 1,364,970.24 and 348,854.29 is: 523,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,863.53 : 1,364,970.24 = 348,854.29 : x
  2. Step 2: Convert to fraction form
    909,863.53/1,364,970.24 = 348,854.29/x
  3. Step 3: Cross multiply
    909,863.53x = 1,364,970.24 × 348,854.29
  4. Step 4: Simplify right side
    909,863.53x = 476,175,723,946.33
  5. Step 5: Solve for x
    x = 476,175,723,946.33/909,863.53
  6. Step 6: Final answer
    x = 523,348.51

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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.