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Finding the Fourth Proportional to 415,241.40, 573,023.64 and 254,095.95

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Solution

The fourth proportional to 415,241.40, 573,023.64 and 254,095.95 is: 350,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,241.40 : 573,023.64 = 254,095.95 : x
  2. Step 2: Convert to fraction form
    415,241.40/573,023.64 = 254,095.95/x
  3. Step 3: Cross multiply
    415,241.40x = 573,023.64 × 254,095.95
  4. Step 4: Simplify right side
    415,241.40x = 145,602,986,178.26
  5. Step 5: Solve for x
    x = 145,602,986,178.26/415,241.40
  6. Step 6: Final answer
    x = 350,646.60

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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.