Finding the Fourth Proportional to 918,987.24, 1,267,322.26 and 608,398.17
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Solution
The fourth proportional to 918,987.24, 1,267,322.26 and 608,398.17 is: 839,006.80
Step by Step Solution
- Step 1: Write the proportion equation
918,987.24 : 1,267,322.26 = 608,398.17 : x - Step 2: Convert to fraction form
918,987.24/1,267,322.26 = 608,398.17/x - Step 3: Cross multiply
918,987.24x = 1,267,322.26 × 608,398.17 - Step 4: Simplify right side
918,987.24x = 771,036,543,784.26 - Step 5: Solve for x
x = 771,036,543,784.26/918,987.24 - Step 6: Final answer
x = 839,006.80
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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.