Home / 364,084.20-547,292.70-259,626.60

Finding the Fourth Proportional to 364,084.20, 547,292.70 and 259,626.60

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Solution

The fourth proportional to 364,084.20, 547,292.70 and 259,626.60 is: 390,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,084.20 : 547,292.70 = 259,626.60 : x
  2. Step 2: Convert to fraction form
    364,084.20/547,292.70 = 259,626.60/x
  3. Step 3: Cross multiply
    364,084.20x = 547,292.70 × 259,626.60
  4. Step 4: Simplify right side
    364,084.20x = 142,091,742,905.82
  5. Step 5: Solve for x
    x = 142,091,742,905.82/364,084.20
  6. Step 6: Final answer
    x = 390,271.65

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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.