Home / 871,528.22-1,307,367.62-240,442.02

Finding the Fourth Proportional to 871,528.22, 1,307,367.62 and 240,442.02

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Solution

The fourth proportional to 871,528.22, 1,307,367.62 and 240,442.02 is: 360,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,528.22 : 1,307,367.62 = 240,442.02 : x
  2. Step 2: Convert to fraction form
    871,528.22/1,307,367.62 = 240,442.02/x
  3. Step 3: Cross multiply
    871,528.22x = 1,307,367.62 × 240,442.02
  4. Step 4: Simplify right side
    871,528.22x = 314,346,111,435.39
  5. Step 5: Solve for x
    x = 314,346,111,435.39/871,528.22
  6. Step 6: Final answer
    x = 360,683.80

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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.