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Finding the Fourth Proportional to 575,433, 794,174.50 and 330,514.12

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Solution

The fourth proportional to 575,433, 794,174.50 and 330,514.12 is: 456,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,433 : 794,174.50 = 330,514.12 : x
  2. Step 2: Convert to fraction form
    575,433/794,174.50 = 330,514.12/x
  3. Step 3: Cross multiply
    575,433x = 794,174.50 × 330,514.12
  4. Step 4: Simplify right side
    575,433x = 262,485,885,993.94
  5. Step 5: Solve for x
    x = 262,485,885,993.94/575,433
  6. Step 6: Final answer
    x = 456,153.69

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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.