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Finding the Fourth Proportional to 575,452.42, 794,106.14 and 317,340.25

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Solution

The fourth proportional to 575,452.42, 794,106.14 and 317,340.25 is: 437,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,452.42 : 794,106.14 = 317,340.25 : x
  2. Step 2: Convert to fraction form
    575,452.42/794,106.14 = 317,340.25/x
  3. Step 3: Cross multiply
    575,452.42x = 794,106.14 × 317,340.25
  4. Step 4: Simplify right side
    575,452.42x = 252,001,837,422.17
  5. Step 5: Solve for x
    x = 252,001,837,422.17/575,452.42
  6. Step 6: Final answer
    x = 437,919.50

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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.