Finding the Fourth Proportional to 519,384.96, 778,762.08 and 203,463.36
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Solution
The fourth proportional to 519,384.96, 778,762.08 and 203,463.36 is: 305,071.50
Step by Step Solution
- Step 1: Write the proportion equation
519,384.96 : 778,762.08 = 203,463.36 : x - Step 2: Convert to fraction form
519,384.96/778,762.08 = 203,463.36/x - Step 3: Cross multiply
519,384.96x = 778,762.08 × 203,463.36 - Step 4: Simplify right side
519,384.96x = 158,449,549,437.39 - Step 5: Solve for x
x = 158,449,549,437.39/519,384.96 - Step 6: Final answer
x = 305,071.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.