Home / 964,386.40-1,330,884.84-534,706.60

Finding the Fourth Proportional to 964,386.40, 1,330,884.84 and 534,706.60

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Solution

The fourth proportional to 964,386.40, 1,330,884.84 and 534,706.60 is: 737,912.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,386.40 : 1,330,884.84 = 534,706.60 : x
  2. Step 2: Convert to fraction form
    964,386.40/1,330,884.84 = 534,706.60/x
  3. Step 3: Cross multiply
    964,386.40x = 1,330,884.84 × 534,706.60
  4. Step 4: Simplify right side
    964,386.40x = 711,632,907,787.94
  5. Step 5: Solve for x
    x = 711,632,907,787.94/964,386.40
  6. Step 6: Final answer
    x = 737,912.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.