Home / 971,412.24-1,456,236.24-339,981.60

Finding the Fourth Proportional to 971,412.24, 1,456,236.24 and 339,981.60

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Solution

The fourth proportional to 971,412.24, 1,456,236.24 and 339,981.60 is: 509,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,412.24 : 1,456,236.24 = 339,981.60 : x
  2. Step 2: Convert to fraction form
    971,412.24/1,456,236.24 = 339,981.60/x
  3. Step 3: Cross multiply
    971,412.24x = 1,456,236.24 × 339,981.60
  4. Step 4: Simplify right side
    971,412.24x = 495,093,526,853.18
  5. Step 5: Solve for x
    x = 495,093,526,853.18/971,412.24
  6. Step 6: Final answer
    x = 509,663.67

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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.