Finding the Fourth Proportional to 707,957.04, 1,062,089.35 and 258,677.20
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Solution
The fourth proportional to 707,957.04, 1,062,089.35 and 258,677.20 is: 388,071.99
Step by Step Solution
- Step 1: Write the proportion equation
707,957.04 : 1,062,089.35 = 258,677.20 : x - Step 2: Convert to fraction form
707,957.04/1,062,089.35 = 258,677.20/x - Step 3: Cross multiply
707,957.04x = 1,062,089.35 × 258,677.20 - Step 4: Simplify right side
707,957.04x = 274,738,299,888.74 - Step 5: Solve for x
x = 274,738,299,888.74/707,957.04 - Step 6: Final answer
x = 388,071.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.