Home / 742,904.60-1,114,356.90-735,906.20

Finding the Fourth Proportional to 742,904.60, 1,114,356.90 and 735,906.20

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Solution

The fourth proportional to 742,904.60, 1,114,356.90 and 735,906.20 is: 1,103,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,904.60 : 1,114,356.90 = 735,906.20 : x
  2. Step 2: Convert to fraction form
    742,904.60/1,114,356.90 = 735,906.20/x
  3. Step 3: Cross multiply
    742,904.60x = 1,114,356.90 × 735,906.20
  4. Step 4: Simplify right side
    742,904.60x = 820,062,151,722.78
  5. Step 5: Solve for x
    x = 820,062,151,722.78/742,904.60
  6. Step 6: Final answer
    x = 1,103,859.30

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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.