Home / 897,069.84-1,345,375.48-265,836.24

Finding the Fourth Proportional to 897,069.84, 1,345,375.48 and 265,836.24

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Solution

The fourth proportional to 897,069.84, 1,345,375.48 and 265,836.24 is: 398,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,069.84 : 1,345,375.48 = 265,836.24 : x
  2. Step 2: Convert to fraction form
    897,069.84/1,345,375.48 = 265,836.24/x
  3. Step 3: Cross multiply
    897,069.84x = 1,345,375.48 × 265,836.24
  4. Step 4: Simplify right side
    897,069.84x = 357,649,558,991.40
  5. Step 5: Solve for x
    x = 357,649,558,991.40/897,069.84
  6. Step 6: Final answer
    x = 398,686.42

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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.