Home / 448,323.31-618,667.55-244,369.74

Finding the Fourth Proportional to 448,323.31, 618,667.55 and 244,369.74

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Solution

The fourth proportional to 448,323.31, 618,667.55 and 244,369.74 is: 337,220.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,323.31 : 618,667.55 = 244,369.74 : x
  2. Step 2: Convert to fraction form
    448,323.31/618,667.55 = 244,369.74/x
  3. Step 3: Cross multiply
    448,323.31x = 618,667.55 × 244,369.74
  4. Step 4: Simplify right side
    448,323.31x = 151,183,627,118.09
  5. Step 5: Solve for x
    x = 151,183,627,118.09/448,323.31
  6. Step 6: Final answer
    x = 337,220.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.