Home / 668,462.27-1,003,330.08-414,975.60

Finding the Fourth Proportional to 668,462.27, 1,003,330.08 and 414,975.60

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Solution

The fourth proportional to 668,462.27, 1,003,330.08 and 414,975.60 is: 622,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,462.27 : 1,003,330.08 = 414,975.60 : x
  2. Step 2: Convert to fraction form
    668,462.27/1,003,330.08 = 414,975.60/x
  3. Step 3: Cross multiply
    668,462.27x = 1,003,330.08 × 414,975.60
  4. Step 4: Simplify right side
    668,462.27x = 416,357,501,946.05
  5. Step 5: Solve for x
    x = 416,357,501,946.05/668,462.27
  6. Step 6: Final answer
    x = 622,858.65

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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.