Home / 902,551.20-1,353,826.80-896,330.40

Finding the Fourth Proportional to 902,551.20, 1,353,826.80 and 896,330.40

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Solution

The fourth proportional to 902,551.20, 1,353,826.80 and 896,330.40 is: 1,344,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,551.20 : 1,353,826.80 = 896,330.40 : x
  2. Step 2: Convert to fraction form
    902,551.20/1,353,826.80 = 896,330.40/x
  3. Step 3: Cross multiply
    902,551.20x = 1,353,826.80 × 896,330.40
  4. Step 4: Simplify right side
    902,551.20x = 1,213,476,117,174.72
  5. Step 5: Solve for x
    x = 1,213,476,117,174.72/902,551.20
  6. Step 6: Final answer
    x = 1,344,495.60

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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.