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Finding the Fourth Proportional to 574,895.68, 793,304.58 and 320,241.40

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Solution

The fourth proportional to 574,895.68, 793,304.58 and 320,241.40 is: 441,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,895.68 : 793,304.58 = 320,241.40 : x
  2. Step 2: Convert to fraction form
    574,895.68/793,304.58 = 320,241.40/x
  3. Step 3: Cross multiply
    574,895.68x = 793,304.58 × 320,241.40
  4. Step 4: Simplify right side
    574,895.68x = 254,048,969,325.61
  5. Step 5: Solve for x
    x = 254,048,969,325.61/574,895.68
  6. Step 6: Final answer
    x = 441,904.47

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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.