Home / 802,900.48-1,107,942.40-440,266.24

Finding the Fourth Proportional to 802,900.48, 1,107,942.40 and 440,266.24

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Solution

The fourth proportional to 802,900.48, 1,107,942.40 and 440,266.24 is: 607,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,900.48 : 1,107,942.40 = 440,266.24 : x
  2. Step 2: Convert to fraction form
    802,900.48/1,107,942.40 = 440,266.24/x
  3. Step 3: Cross multiply
    802,900.48x = 1,107,942.40 × 440,266.24
  4. Step 4: Simplify right side
    802,900.48x = 487,789,634,584.58
  5. Step 5: Solve for x
    x = 487,789,634,584.58/802,900.48
  6. Step 6: Final answer
    x = 607,534.37

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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.