Finding the Fourth Proportional to 408,995.51, 564,267.68 and 236,819.48
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Solution
The fourth proportional to 408,995.51, 564,267.68 and 236,819.48 is: 326,726.27
Step by Step Solution
- Step 1: Write the proportion equation
408,995.51 : 564,267.68 = 236,819.48 : x - Step 2: Convert to fraction form
408,995.51/564,267.68 = 236,819.48/x - Step 3: Cross multiply
408,995.51x = 564,267.68 × 236,819.48 - Step 4: Simplify right side
408,995.51x = 133,629,577,374.31 - Step 5: Solve for x
x = 133,629,577,374.31/408,995.51 - Step 6: Final answer
x = 326,726.27
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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.