Finding the Fourth Proportional to 543,465.18, 750,005.28 and 301,747.74
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Solution
The fourth proportional to 543,465.18, 750,005.28 and 301,747.74 is: 416,424.84
Step by Step Solution
- Step 1: Write the proportion equation
543,465.18 : 750,005.28 = 301,747.74 : x - Step 2: Convert to fraction form
543,465.18/750,005.28 = 301,747.74/x - Step 3: Cross multiply
543,465.18x = 750,005.28 × 301,747.74 - Step 4: Simplify right side
543,465.18x = 226,312,398,228.07 - Step 5: Solve for x
x = 226,312,398,228.07/543,465.18 - Step 6: Final answer
x = 416,424.84
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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.