Home / 1,204,903.89-1,807,281.89-494,913.51

Finding the Fourth Proportional to 1,204,903.89, 1,807,281.89 and 494,913.51

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Solution

The fourth proportional to 1,204,903.89, 1,807,281.89 and 494,913.51 is: 742,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,903.89 : 1,807,281.89 = 494,913.51 : x
  2. Step 2: Convert to fraction form
    1,204,903.89/1,807,281.89 = 494,913.51/x
  3. Step 3: Cross multiply
    1,204,903.89x = 1,807,281.89 × 494,913.51
  4. Step 4: Simplify right side
    1,204,903.89x = 894,448,223,120.69
  5. Step 5: Solve for x
    x = 894,448,223,120.69/1,204,903.89
  6. Step 6: Final answer
    x = 742,339.89

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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.