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Finding the Fourth Proportional to 471,801.68, 651,094.14 and 256,945.94

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Solution

The fourth proportional to 471,801.68, 651,094.14 and 256,945.94 is: 354,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,801.68 : 651,094.14 = 256,945.94 : x
  2. Step 2: Convert to fraction form
    471,801.68/651,094.14 = 256,945.94/x
  3. Step 3: Cross multiply
    471,801.68x = 651,094.14 × 256,945.94
  4. Step 4: Simplify right side
    471,801.68x = 167,295,992,575.32
  5. Step 5: Solve for x
    x = 167,295,992,575.32/471,801.68
  6. Step 6: Final answer
    x = 354,589.65

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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.