Finding the Fourth Proportional to 608,907.62, 840,271.74 and 336,986.94
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Solution
The fourth proportional to 608,907.62, 840,271.74 and 336,986.94 is: 465,030.48
Step by Step Solution
- Step 1: Write the proportion equation
608,907.62 : 840,271.74 = 336,986.94 : x - Step 2: Convert to fraction form
608,907.62/840,271.74 = 336,986.94/x - Step 3: Cross multiply
608,907.62x = 840,271.74 × 336,986.94 - Step 4: Simplify right side
608,907.62x = 283,160,602,431.08 - Step 5: Solve for x
x = 283,160,602,431.08/608,907.62 - Step 6: Final answer
x = 465,030.48
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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.