Finding the Fourth Proportional to 903,498.30, 1,246,866.75 and 540,851.99
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Solution
The fourth proportional to 903,498.30, 1,246,866.75 and 540,851.99 is: 746,399.14
Step by Step Solution
- Step 1: Write the proportion equation
903,498.30 : 1,246,866.75 = 540,851.99 : x - Step 2: Convert to fraction form
903,498.30/1,246,866.75 = 540,851.99/x - Step 3: Cross multiply
903,498.30x = 1,246,866.75 × 540,851.99 - Step 4: Simplify right side
903,498.30x = 674,370,356,768.00 - Step 5: Solve for x
x = 674,370,356,768.00/903,498.30 - Step 6: Final answer
x = 746,399.14
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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.