Home / 734,543.32-1,013,768.68-412,271.04

Finding the Fourth Proportional to 734,543.32, 1,013,768.68 and 412,271.04

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Solution

The fourth proportional to 734,543.32, 1,013,768.68 and 412,271.04 is: 568,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,543.32 : 1,013,768.68 = 412,271.04 : x
  2. Step 2: Convert to fraction form
    734,543.32/1,013,768.68 = 412,271.04/x
  3. Step 3: Cross multiply
    734,543.32x = 1,013,768.68 × 412,271.04
  4. Step 4: Simplify right side
    734,543.32x = 417,947,468,023.03
  5. Step 5: Solve for x
    x = 417,947,468,023.03/734,543.32
  6. Step 6: Final answer
    x = 568,989.54

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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.