Home / 895,274.28-1,236,588.38-649,867.64

Finding the Fourth Proportional to 895,274.28, 1,236,588.38 and 649,867.64

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Solution

The fourth proportional to 895,274.28, 1,236,588.38 and 649,867.64 is: 897,622.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,274.28 : 1,236,588.38 = 649,867.64 : x
  2. Step 2: Convert to fraction form
    895,274.28/1,236,588.38 = 649,867.64/x
  3. Step 3: Cross multiply
    895,274.28x = 1,236,588.38 × 649,867.64
  4. Step 4: Simplify right side
    895,274.28x = 803,618,772,162.02
  5. Step 5: Solve for x
    x = 803,618,772,162.02/895,274.28
  6. Step 6: Final answer
    x = 897,622.99

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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.