Home / 966,915.05-1,449,962.51-460,890.63

Finding the Fourth Proportional to 966,915.05, 1,449,962.51 and 460,890.63

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Solution

The fourth proportional to 966,915.05, 1,449,962.51 and 460,890.63 is: 691,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,915.05 : 1,449,962.51 = 460,890.63 : x
  2. Step 2: Convert to fraction form
    966,915.05/1,449,962.51 = 460,890.63/x
  3. Step 3: Cross multiply
    966,915.05x = 1,449,962.51 × 460,890.63
  4. Step 4: Simplify right side
    966,915.05x = 668,274,132,405.83
  5. Step 5: Solve for x
    x = 668,274,132,405.83/966,915.05
  6. Step 6: Final answer
    x = 691,140.48

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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.