Home / 903,292.20-1,354,938.30-726,145.20

Finding the Fourth Proportional to 903,292.20, 1,354,938.30 and 726,145.20

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Solution

The fourth proportional to 903,292.20, 1,354,938.30 and 726,145.20 is: 1,089,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,292.20 : 1,354,938.30 = 726,145.20 : x
  2. Step 2: Convert to fraction form
    903,292.20/1,354,938.30 = 726,145.20/x
  3. Step 3: Cross multiply
    903,292.20x = 1,354,938.30 × 726,145.20
  4. Step 4: Simplify right side
    903,292.20x = 983,881,942,841.16
  5. Step 5: Solve for x
    x = 983,881,942,841.16/903,292.20
  6. Step 6: Final answer
    x = 1,089,217.80

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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.