Home / 1,074,496.56-1,611,190.11-316,239.51

Finding the Fourth Proportional to 1,074,496.56, 1,611,190.11 and 316,239.51

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Solution

The fourth proportional to 1,074,496.56, 1,611,190.11 and 316,239.51 is: 474,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,496.56 : 1,611,190.11 = 316,239.51 : x
  2. Step 2: Convert to fraction form
    1,074,496.56/1,611,190.11 = 316,239.51/x
  3. Step 3: Cross multiply
    1,074,496.56x = 1,611,190.11 × 316,239.51
  4. Step 4: Simplify right side
    1,074,496.56x = 509,521,970,903.25
  5. Step 5: Solve for x
    x = 509,521,970,903.25/1,074,496.56
  6. Step 6: Final answer
    x = 474,196.00

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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.