Home / 1,182,429.60-1,773,906.48-340,915.68

Finding the Fourth Proportional to 1,182,429.60, 1,773,906.48 and 340,915.68

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Solution

The fourth proportional to 1,182,429.60, 1,773,906.48 and 340,915.68 is: 511,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,429.60 : 1,773,906.48 = 340,915.68 : x
  2. Step 2: Convert to fraction form
    1,182,429.60/1,773,906.48 = 340,915.68/x
  3. Step 3: Cross multiply
    1,182,429.60x = 1,773,906.48 × 340,915.68
  4. Step 4: Simplify right side
    1,182,429.60x = 604,752,533,885.61
  5. Step 5: Solve for x
    x = 604,752,533,885.61/1,182,429.60
  6. Step 6: Final answer
    x = 511,449.08

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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.