Finding the Fourth Proportional to 842,912.48, 1,163,356.58 and 626,557.86
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Solution
The fourth proportional to 842,912.48, 1,163,356.58 and 626,557.86 is: 864,751.95
Step by Step Solution
- Step 1: Write the proportion equation
842,912.48 : 1,163,356.58 = 626,557.86 : x - Step 2: Convert to fraction form
842,912.48/1,163,356.58 = 626,557.86/x - Step 3: Cross multiply
842,912.48x = 1,163,356.58 × 626,557.86 - Step 4: Simplify right side
842,912.48x = 728,910,209,181.72 - Step 5: Solve for x
x = 728,910,209,181.72/842,912.48 - Step 6: Final answer
x = 864,751.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.