Finding the Fourth Proportional to 964,051.74, 1,330,368.30 and 534,322.62
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Solution
The fourth proportional to 964,051.74, 1,330,368.30 and 534,322.62 is: 737,352.41
Step by Step Solution
- Step 1: Write the proportion equation
964,051.74 : 1,330,368.30 = 534,322.62 : x - Step 2: Convert to fraction form
964,051.74/1,330,368.30 = 534,322.62/x - Step 3: Cross multiply
964,051.74x = 1,330,368.30 × 534,322.62 - Step 4: Simplify right side
964,051.74x = 710,845,875,620.95 - Step 5: Solve for x
x = 710,845,875,620.95/964,051.74 - Step 6: Final answer
x = 737,352.41
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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.