Finding the Fourth Proportional to 472,092.93, 651,488.36 and 257,233.05
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Solution
The fourth proportional to 472,092.93, 651,488.36 and 257,233.05 is: 354,981.67
Step by Step Solution
- Step 1: Write the proportion equation
472,092.93 : 651,488.36 = 257,233.05 : x - Step 2: Convert to fraction form
472,092.93/651,488.36 = 257,233.05/x - Step 3: Cross multiply
472,092.93x = 651,488.36 × 257,233.05 - Step 4: Simplify right side
472,092.93x = 167,584,336,596.13 - Step 5: Solve for x
x = 167,584,336,596.13/472,092.93 - Step 6: Final answer
x = 354,981.67
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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.