Home / 748,926-1,033,517.88-409,396.68

Finding the Fourth Proportional to 748,926, 1,033,517.88 and 409,396.68

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Solution

The fourth proportional to 748,926, 1,033,517.88 and 409,396.68 is: 564,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,926 : 1,033,517.88 = 409,396.68 : x
  2. Step 2: Convert to fraction form
    748,926/1,033,517.88 = 409,396.68/x
  3. Step 3: Cross multiply
    748,926x = 1,033,517.88 × 409,396.68
  4. Step 4: Simplify right side
    748,926x = 423,118,788,792.64
  5. Step 5: Solve for x
    x = 423,118,788,792.64/748,926
  6. Step 6: Final answer
    x = 564,967.42

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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.