Home / 897,159.70-1,344,631.38-769,905.46

Finding the Fourth Proportional to 897,159.70, 1,344,631.38 and 769,905.46

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Solution

The fourth proportional to 897,159.70, 1,344,631.38 and 769,905.46 is: 1,153,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,159.70 : 1,344,631.38 = 769,905.46 : x
  2. Step 2: Convert to fraction form
    897,159.70/1,344,631.38 = 769,905.46/x
  3. Step 3: Cross multiply
    897,159.70x = 1,344,631.38 × 769,905.46
  4. Step 4: Simplify right side
    897,159.70x = 1,035,239,041,149.33
  5. Step 5: Solve for x
    x = 1,035,239,041,149.33/897,159.70
  6. Step 6: Final answer
    x = 1,153,907.20

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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.