Finding the Fourth Proportional to 346,282.84, 519,657.56 and 135,895.96
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Solution
The fourth proportional to 346,282.84, 519,657.56 and 135,895.96 is: 203,935.50
Step by Step Solution
- Step 1: Write the proportion equation
346,282.84 : 519,657.56 = 135,895.96 : x - Step 2: Convert to fraction form
346,282.84/519,657.56 = 135,895.96/x - Step 3: Cross multiply
346,282.84x = 519,657.56 × 135,895.96 - Step 4: Simplify right side
346,282.84x = 70,619,362,987.46 - Step 5: Solve for x
x = 70,619,362,987.46/346,282.84 - Step 6: Final answer
x = 203,935.50
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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.