Home / 889,497.61-1,334,376.42-258,329.41

Finding the Fourth Proportional to 889,497.61, 1,334,376.42 and 258,329.41

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Solution

The fourth proportional to 889,497.61, 1,334,376.42 and 258,329.41 is: 387,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,497.61 : 1,334,376.42 = 258,329.41 : x
  2. Step 2: Convert to fraction form
    889,497.61/1,334,376.42 = 258,329.41/x
  3. Step 3: Cross multiply
    889,497.61x = 1,334,376.42 × 258,329.41
  4. Step 4: Simplify right side
    889,497.61x = 344,708,673,296.51
  5. Step 5: Solve for x
    x = 344,708,673,296.51/889,497.61
  6. Step 6: Final answer
    x = 387,531.87

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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.