Home / 890,927.64-1,229,476.25-483,028.22

Finding the Fourth Proportional to 890,927.64, 1,229,476.25 and 483,028.22

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Solution

The fourth proportional to 890,927.64, 1,229,476.25 and 483,028.22 is: 666,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,927.64 : 1,229,476.25 = 483,028.22 : x
  2. Step 2: Convert to fraction form
    890,927.64/1,229,476.25 = 483,028.22/x
  3. Step 3: Cross multiply
    890,927.64x = 1,229,476.25 × 483,028.22
  4. Step 4: Simplify right side
    890,927.64x = 593,871,716,007.25
  5. Step 5: Solve for x
    x = 593,871,716,007.25/890,927.64
  6. Step 6: Final answer
    x = 666,576.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.