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Finding the Fourth Proportional to 575,435.26, 794,147.93 and 317,362.69

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Solution

The fourth proportional to 575,435.26, 794,147.93 and 317,362.69 is: 437,986.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,435.26 : 794,147.93 = 317,362.69 : x
  2. Step 2: Convert to fraction form
    575,435.26/794,147.93 = 317,362.69/x
  3. Step 3: Cross multiply
    575,435.26x = 794,147.93 × 317,362.69
  4. Step 4: Simplify right side
    575,435.26x = 252,032,923,322.73
  5. Step 5: Solve for x
    x = 252,032,923,322.73/575,435.26
  6. Step 6: Final answer
    x = 437,986.58

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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.