Home / 531,258.66-795,764.34-429,620.58

Finding the Fourth Proportional to 531,258.66, 795,764.34 and 429,620.58

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Solution

The fourth proportional to 531,258.66, 795,764.34 and 429,620.58 is: 643,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,258.66 : 795,764.34 = 429,620.58 : x
  2. Step 2: Convert to fraction form
    531,258.66/795,764.34 = 429,620.58/x
  3. Step 3: Cross multiply
    531,258.66x = 795,764.34 × 429,620.58
  4. Step 4: Simplify right side
    531,258.66x = 341,876,737,294.12
  5. Step 5: Solve for x
    x = 341,876,737,294.12/531,258.66
  6. Step 6: Final answer
    x = 643,522.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.