Home / 964,888.79-1,445,506.33-644,073.31

Finding the Fourth Proportional to 964,888.79, 1,445,506.33 and 644,073.31

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Solution

The fourth proportional to 964,888.79, 1,445,506.33 and 644,073.31 is: 964,890.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,888.79 : 1,445,506.33 = 644,073.31 : x
  2. Step 2: Convert to fraction form
    964,888.79/1,445,506.33 = 644,073.31/x
  3. Step 3: Cross multiply
    964,888.79x = 1,445,506.33 × 644,073.31
  4. Step 4: Simplify right side
    964,888.79x = 931,012,039,361.52
  5. Step 5: Solve for x
    x = 931,012,039,361.52/964,888.79
  6. Step 6: Final answer
    x = 964,890.51

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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.