Finding the Fourth Proportional to 736,767.26, 1,016,366.64 and 430,643.66
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Solution
The fourth proportional to 736,767.26, 1,016,366.64 and 430,643.66 is: 594,070.70
Step by Step Solution
- Step 1: Write the proportion equation
736,767.26 : 1,016,366.64 = 430,643.66 : x - Step 2: Convert to fraction form
736,767.26/1,016,366.64 = 430,643.66/x - Step 3: Cross multiply
736,767.26x = 1,016,366.64 × 430,643.66 - Step 4: Simplify right side
736,767.26x = 437,691,843,054.76 - Step 5: Solve for x
x = 437,691,843,054.76/736,767.26 - Step 6: Final answer
x = 594,070.70
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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.