Home / 871,525.21-1,307,363.12-240,439.02

Finding the Fourth Proportional to 871,525.21, 1,307,363.12 and 240,439.02

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Solution

The fourth proportional to 871,525.21, 1,307,363.12 and 240,439.02 is: 360,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,525.21 : 1,307,363.12 = 240,439.02 : x
  2. Step 2: Convert to fraction form
    871,525.21/1,307,363.12 = 240,439.02/x
  3. Step 3: Cross multiply
    871,525.21x = 1,307,363.12 × 240,439.02
  4. Step 4: Simplify right side
    871,525.21x = 314,341,107,958.04
  5. Step 5: Solve for x
    x = 314,341,107,958.04/871,525.21
  6. Step 6: Final answer
    x = 360,679.31

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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.