Home / 871,635.87-1,307,528.93-240,549.68

Finding the Fourth Proportional to 871,635.87, 1,307,528.93 and 240,549.68

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Solution

The fourth proportional to 871,635.87, 1,307,528.93 and 240,549.68 is: 360,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,635.87 : 1,307,528.93 = 240,549.68 : x
  2. Step 2: Convert to fraction form
    871,635.87/1,307,528.93 = 240,549.68/x
  3. Step 3: Cross multiply
    871,635.87x = 1,307,528.93 × 240,549.68
  4. Step 4: Simplify right side
    871,635.87x = 314,525,665,702.24
  5. Step 5: Solve for x
    x = 314,525,665,702.24/871,635.87
  6. Step 6: Final answer
    x = 360,845.25

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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.