Home / 1,208,913.20-1,813,369.80-367,355.60

Finding the Fourth Proportional to 1,208,913.20, 1,813,369.80 and 367,355.60

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Solution

The fourth proportional to 1,208,913.20, 1,813,369.80 and 367,355.60 is: 551,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,913.20 : 1,813,369.80 = 367,355.60 : x
  2. Step 2: Convert to fraction form
    1,208,913.20/1,813,369.80 = 367,355.60/x
  3. Step 3: Cross multiply
    1,208,913.20x = 1,813,369.80 × 367,355.60
  4. Step 4: Simplify right side
    1,208,913.20x = 666,151,550,900.88
  5. Step 5: Solve for x
    x = 666,151,550,900.88/1,208,913.20
  6. Step 6: Final answer
    x = 551,033.40

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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.