Home / 734,971.94-1,014,311.42-408,323.24

Finding the Fourth Proportional to 734,971.94, 1,014,311.42 and 408,323.24

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Solution

The fourth proportional to 734,971.94, 1,014,311.42 and 408,323.24 is: 563,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,971.94 : 1,014,311.42 = 408,323.24 : x
  2. Step 2: Convert to fraction form
    734,971.94/1,014,311.42 = 408,323.24/x
  3. Step 3: Cross multiply
    734,971.94x = 1,014,311.42 × 408,323.24
  4. Step 4: Simplify right side
    734,971.94x = 414,166,918,270.23
  5. Step 5: Solve for x
    x = 414,166,918,270.23/734,971.94
  6. Step 6: Final answer
    x = 563,513.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.