Home / 897,102.28-1,345,424.19-265,868.74

Finding the Fourth Proportional to 897,102.28, 1,345,424.19 and 265,868.74

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Solution

The fourth proportional to 897,102.28, 1,345,424.19 and 265,868.74 is: 398,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,102.28 : 1,345,424.19 = 265,868.74 : x
  2. Step 2: Convert to fraction form
    897,102.28/1,345,424.19 = 265,868.74/x
  3. Step 3: Cross multiply
    897,102.28x = 1,345,424.19 × 265,868.74
  4. Step 4: Simplify right side
    897,102.28x = 357,706,234,160.82
  5. Step 5: Solve for x
    x = 357,706,234,160.82/897,102.28
  6. Step 6: Final answer
    x = 398,735.17

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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.