Home / 405,734.10-608,601.15-248,270.10

Finding the Fourth Proportional to 405,734.10, 608,601.15 and 248,270.10

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Solution

The fourth proportional to 405,734.10, 608,601.15 and 248,270.10 is: 372,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,734.10 : 608,601.15 = 248,270.10 : x
  2. Step 2: Convert to fraction form
    405,734.10/608,601.15 = 248,270.10/x
  3. Step 3: Cross multiply
    405,734.10x = 608,601.15 × 248,270.10
  4. Step 4: Simplify right side
    405,734.10x = 151,097,468,370.62
  5. Step 5: Solve for x
    x = 151,097,468,370.62/405,734.10
  6. Step 6: Final answer
    x = 372,405.15

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1.5x scale

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.