Finding the Fourth Proportional to 615,908.80, 924,813.60 and 335,972.80
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Solution
The fourth proportional to 615,908.80, 924,813.60 and 335,972.80 is: 504,477.63
Step by Step Solution
- Step 1: Write the proportion equation
615,908.80 : 924,813.60 = 335,972.80 : x - Step 2: Convert to fraction form
615,908.80/924,813.60 = 335,972.80/x - Step 3: Cross multiply
615,908.80x = 924,813.60 × 335,972.80 - Step 4: Simplify right side
615,908.80x = 310,712,214,670.08 - Step 5: Solve for x
x = 310,712,214,670.08/615,908.80 - Step 6: Final answer
x = 504,477.63
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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.