Finding the Fourth Proportional to 937,417.66, 1,406,638.40 and 397,589.98
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Solution
The fourth proportional to 937,417.66, 1,406,638.40 and 397,589.98 is: 596,602.09
Step by Step Solution
- Step 1: Write the proportion equation
937,417.66 : 1,406,638.40 = 397,589.98 : x - Step 2: Convert to fraction form
937,417.66/1,406,638.40 = 397,589.98/x - Step 3: Cross multiply
937,417.66x = 1,406,638.40 × 397,589.98 - Step 4: Simplify right side
937,417.66x = 559,265,333,323.23 - Step 5: Solve for x
x = 559,265,333,323.23/937,417.66 - Step 6: Final answer
x = 596,602.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.