Home / 889,296.04-1,333,196.52-720,397.53

Finding the Fourth Proportional to 889,296.04, 1,333,196.52 and 720,397.53

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Solution

The fourth proportional to 889,296.04, 1,333,196.52 and 720,397.53 is: 1,079,990.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,296.04 : 1,333,196.52 = 720,397.53 : x
  2. Step 2: Convert to fraction form
    889,296.04/1,333,196.52 = 720,397.53/x
  3. Step 3: Cross multiply
    889,296.04x = 1,333,196.52 × 720,397.53
  4. Step 4: Simplify right side
    889,296.04x = 960,431,477,311.11
  5. Step 5: Solve for x
    x = 960,431,477,311.11/889,296.04
  6. Step 6: Final answer
    x = 1,079,990.73

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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.