Home / 988,968.30-1,483,452.45-723,247.80

Finding the Fourth Proportional to 988,968.30, 1,483,452.45 and 723,247.80

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Solution

The fourth proportional to 988,968.30, 1,483,452.45 and 723,247.80 is: 1,084,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,968.30 : 1,483,452.45 = 723,247.80 : x
  2. Step 2: Convert to fraction form
    988,968.30/1,483,452.45 = 723,247.80/x
  3. Step 3: Cross multiply
    988,968.30x = 1,483,452.45 × 723,247.80
  4. Step 4: Simplify right side
    988,968.30x = 1,072,903,720,867.11
  5. Step 5: Solve for x
    x = 1,072,903,720,867.11/988,968.30
  6. Step 6: Final answer
    x = 1,084,871.70

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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.