Finding the Fourth Proportional to 697,866.02, 963,145.64 and 425,969.99
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Solution
The fourth proportional to 697,866.02, 963,145.64 and 425,969.99 is: 587,893.85
Step by Step Solution
- Step 1: Write the proportion equation
697,866.02 : 963,145.64 = 425,969.99 : x - Step 2: Convert to fraction form
697,866.02/963,145.64 = 425,969.99/x - Step 3: Cross multiply
697,866.02x = 963,145.64 × 425,969.99 - Step 4: Simplify right side
697,866.02x = 410,271,138,639.34 - Step 5: Solve for x
x = 410,271,138,639.34/697,866.02 - Step 6: Final answer
x = 587,893.85
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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.