Home / 891,219.36-1,336,496.40-358,560.48

Finding the Fourth Proportional to 891,219.36, 1,336,496.40 and 358,560.48

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Solution

The fourth proportional to 891,219.36, 1,336,496.40 and 358,560.48 is: 537,706.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,219.36 : 1,336,496.40 = 358,560.48 : x
  2. Step 2: Convert to fraction form
    891,219.36/1,336,496.40 = 358,560.48/x
  3. Step 3: Cross multiply
    891,219.36x = 1,336,496.40 × 358,560.48
  4. Step 4: Simplify right side
    891,219.36x = 479,214,790,702.27
  5. Step 5: Solve for x
    x = 479,214,790,702.27/891,219.36
  6. Step 6: Final answer
    x = 537,706.89

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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.