Home / 779,915.26-1,169,914.44-247,477.96

Finding the Fourth Proportional to 779,915.26, 1,169,914.44 and 247,477.96

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Solution

The fourth proportional to 779,915.26, 1,169,914.44 and 247,477.96 is: 371,230.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,915.26 : 1,169,914.44 = 247,477.96 : x
  2. Step 2: Convert to fraction form
    779,915.26/1,169,914.44 = 247,477.96/x
  3. Step 3: Cross multiply
    779,915.26x = 1,169,914.44 × 247,477.96
  4. Step 4: Simplify right side
    779,915.26x = 289,528,038,985.74
  5. Step 5: Solve for x
    x = 289,528,038,985.74/779,915.26
  6. Step 6: Final answer
    x = 371,230.12

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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.