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Finding the Fourth Proportional to 366,801.70, 549,546.45 and 314,313.70

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Solution

The fourth proportional to 366,801.70, 549,546.45 and 314,313.70 is: 470,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,801.70 : 549,546.45 = 314,313.70 : x
  2. Step 2: Convert to fraction form
    366,801.70/549,546.45 = 314,313.70/x
  3. Step 3: Cross multiply
    366,801.70x = 549,546.45 × 314,313.70
  4. Step 4: Simplify right side
    366,801.70x = 172,729,978,021.37
  5. Step 5: Solve for x
    x = 172,729,978,021.37/366,801.70
  6. Step 6: Final answer
    x = 470,908.34

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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.