Home / 966,291.80-1,449,615.88-317,904.50

Finding the Fourth Proportional to 966,291.80, 1,449,615.88 and 317,904.50

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Solution

The fourth proportional to 966,291.80, 1,449,615.88 and 317,904.50 is: 476,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,291.80 : 1,449,615.88 = 317,904.50 : x
  2. Step 2: Convert to fraction form
    966,291.80/1,449,615.88 = 317,904.50/x
  3. Step 3: Cross multiply
    966,291.80x = 1,449,615.88 × 317,904.50
  4. Step 4: Simplify right side
    966,291.80x = 460,839,404,275.38
  5. Step 5: Solve for x
    x = 460,839,404,275.38/966,291.80
  6. Step 6: Final answer
    x = 476,915.37

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1.5x scale

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.