Finding the Fourth Proportional to 517,722.24, 714,677.14 and 348,054.78
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Solution
The fourth proportional to 517,722.24, 714,677.14 and 348,054.78 is: 480,463.80
Step by Step Solution
- Step 1: Write the proportion equation
517,722.24 : 714,677.14 = 348,054.78 : x - Step 2: Convert to fraction form
517,722.24/714,677.14 = 348,054.78/x - Step 3: Cross multiply
517,722.24x = 714,677.14 × 348,054.78 - Step 4: Simplify right side
517,722.24x = 248,746,794,733.73 - Step 5: Solve for x
x = 248,746,794,733.73/517,722.24 - Step 6: Final answer
x = 480,463.80
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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.