Home / 734,855.04-1,014,021.70-412,600.32

Finding the Fourth Proportional to 734,855.04, 1,014,021.70 and 412,600.32

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Solution

The fourth proportional to 734,855.04, 1,014,021.70 and 412,600.32 is: 569,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,855.04 : 1,014,021.70 = 412,600.32 : x
  2. Step 2: Convert to fraction form
    734,855.04/1,014,021.70 = 412,600.32/x
  3. Step 3: Cross multiply
    734,855.04x = 1,014,021.70 × 412,600.32
  4. Step 4: Simplify right side
    734,855.04x = 418,385,677,906.94
  5. Step 5: Solve for x
    x = 418,385,677,906.94/734,855.04
  6. Step 6: Final answer
    x = 569,344.50

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Double scale
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Similar ratio
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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.