Home / 976,868.40-1,465,302.60-892,887.60

Finding the Fourth Proportional to 976,868.40, 1,465,302.60 and 892,887.60

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Solution

The fourth proportional to 976,868.40, 1,465,302.60 and 892,887.60 is: 1,339,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,868.40 : 1,465,302.60 = 892,887.60 : x
  2. Step 2: Convert to fraction form
    976,868.40/1,465,302.60 = 892,887.60/x
  3. Step 3: Cross multiply
    976,868.40x = 1,465,302.60 × 892,887.60
  4. Step 4: Simplify right side
    976,868.40x = 1,308,350,521,787.76
  5. Step 5: Solve for x
    x = 1,308,350,521,787.76/976,868.40
  6. Step 6: Final answer
    x = 1,339,331.40

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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.