Home / 734,649.44-1,013,746.20-412,285.64

Finding the Fourth Proportional to 734,649.44, 1,013,746.20 and 412,285.64

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Solution

The fourth proportional to 734,649.44, 1,013,746.20 and 412,285.64 is: 568,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,649.44 : 1,013,746.20 = 412,285.64 : x
  2. Step 2: Convert to fraction form
    734,649.44/1,013,746.20 = 412,285.64/x
  3. Step 3: Cross multiply
    734,649.44x = 1,013,746.20 × 412,285.64
  4. Step 4: Simplify right side
    734,649.44x = 417,953,000,864.57
  5. Step 5: Solve for x
    x = 417,953,000,864.57/734,649.44
  6. Step 6: Final answer
    x = 568,914.88

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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.