Home / 1,074,329.43-1,611,595.29-316,171.25

Finding the Fourth Proportional to 1,074,329.43, 1,611,595.29 and 316,171.25

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Solution

The fourth proportional to 1,074,329.43, 1,611,595.29 and 316,171.25 is: 474,286.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,329.43 : 1,611,595.29 = 316,171.25 : x
  2. Step 2: Convert to fraction form
    1,074,329.43/1,611,595.29 = 316,171.25/x
  3. Step 3: Cross multiply
    1,074,329.43x = 1,611,595.29 × 316,171.25
  4. Step 4: Simplify right side
    1,074,329.43x = 509,540,094,726.10
  5. Step 5: Solve for x
    x = 509,540,094,726.10/1,074,329.43
  6. Step 6: Final answer
    x = 474,286.64

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Double scale
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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.