Home / 776,362.35-1,163,850.93-302,937.60

Finding the Fourth Proportional to 776,362.35, 1,163,850.93 and 302,937.60

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Solution

The fourth proportional to 776,362.35, 1,163,850.93 and 302,937.60 is: 454,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,362.35 : 1,163,850.93 = 302,937.60 : x
  2. Step 2: Convert to fraction form
    776,362.35/1,163,850.93 = 302,937.60/x
  3. Step 3: Cross multiply
    776,362.35x = 1,163,850.93 × 302,937.60
  4. Step 4: Simplify right side
    776,362.35x = 352,574,207,491.97
  5. Step 5: Solve for x
    x = 352,574,207,491.97/776,362.35
  6. Step 6: Final answer
    x = 454,136.15

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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.