Home / 1,074,325.77-1,611,589.82-316,167.60

Finding the Fourth Proportional to 1,074,325.77, 1,611,589.82 and 316,167.60

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Solution

The fourth proportional to 1,074,325.77, 1,611,589.82 and 316,167.60 is: 474,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,325.77 : 1,611,589.82 = 316,167.60 : x
  2. Step 2: Convert to fraction form
    1,074,325.77/1,611,589.82 = 316,167.60/x
  3. Step 3: Cross multiply
    1,074,325.77x = 1,611,589.82 × 316,167.60
  4. Step 4: Simplify right side
    1,074,325.77x = 509,532,483,992.99
  5. Step 5: Solve for x
    x = 509,532,483,992.99/1,074,325.77
  6. Step 6: Final answer
    x = 474,281.17

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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.