Finding the Fourth Proportional to 608,863.04, 840,201.20 and 336,926.08
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Solution
The fourth proportional to 608,863.04, 840,201.20 and 336,926.08 is: 464,941.50
Step by Step Solution
- Step 1: Write the proportion equation
608,863.04 : 840,201.20 = 336,926.08 : x - Step 2: Convert to fraction form
608,863.04/840,201.20 = 336,926.08/x - Step 3: Cross multiply
608,863.04x = 840,201.20 × 336,926.08 - Step 4: Simplify right side
608,863.04x = 283,085,696,727.30 - Step 5: Solve for x
x = 283,085,696,727.30/608,863.04 - Step 6: Final answer
x = 464,941.50
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1.5x scale
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.