Home / 871,524.33-1,307,361.81-240,438.15

Finding the Fourth Proportional to 871,524.33, 1,307,361.81 and 240,438.15

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Solution

The fourth proportional to 871,524.33, 1,307,361.81 and 240,438.15 is: 360,678.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,524.33 : 1,307,361.81 = 240,438.15 : x
  2. Step 2: Convert to fraction form
    871,524.33/1,307,361.81 = 240,438.15/x
  3. Step 3: Cross multiply
    871,524.33x = 1,307,361.81 × 240,438.15
  4. Step 4: Simplify right side
    871,524.33x = 314,339,654,977.05
  5. Step 5: Solve for x
    x = 314,339,654,977.05/871,524.33
  6. Step 6: Final answer
    x = 360,678.00

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1.5x scale

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.