Home / 897,158.70-1,344,629.88-769,904.46

Finding the Fourth Proportional to 897,158.70, 1,344,629.88 and 769,904.46

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Solution

The fourth proportional to 897,158.70, 1,344,629.88 and 769,904.46 is: 1,153,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,158.70 : 1,344,629.88 = 769,904.46 : x
  2. Step 2: Convert to fraction form
    897,158.70/1,344,629.88 = 769,904.46/x
  3. Step 3: Cross multiply
    897,158.70x = 1,344,629.88 × 769,904.46
  4. Step 4: Simplify right side
    897,158.70x = 1,035,236,541,661.26
  5. Step 5: Solve for x
    x = 1,035,236,541,661.26/897,158.70
  6. Step 6: Final answer
    x = 1,153,905.70

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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.