Home / 730,915.31-1,096,289.20-191,223.67

Finding the Fourth Proportional to 730,915.31, 1,096,289.20 and 191,223.67

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Solution

The fourth proportional to 730,915.31, 1,096,289.20 and 191,223.67 is: 286,813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,915.31 : 1,096,289.20 = 191,223.67 : x
  2. Step 2: Convert to fraction form
    730,915.31/1,096,289.20 = 191,223.67/x
  3. Step 3: Cross multiply
    730,915.31x = 1,096,289.20 × 191,223.67
  4. Step 4: Simplify right side
    730,915.31x = 209,636,444,205.36
  5. Step 5: Solve for x
    x = 209,636,444,205.36/730,915.31
  6. Step 6: Final answer
    x = 286,813.59

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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.