Finding the Fourth Proportional to 1,008,838.08, 1,513,478.52 and 298,921.68
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Solution
The fourth proportional to 1,008,838.08, 1,513,478.52 and 298,921.68 is: 448,448.12
Step by Step Solution
- Step 1: Write the proportion equation
1,008,838.08 : 1,513,478.52 = 298,921.68 : x - Step 2: Convert to fraction form
1,008,838.08/1,513,478.52 = 298,921.68/x - Step 3: Cross multiply
1,008,838.08x = 1,513,478.52 × 298,921.68 - Step 4: Simplify right side
1,008,838.08x = 452,411,541,842.31 - Step 5: Solve for x
x = 452,411,541,842.31/1,008,838.08 - Step 6: Final answer
x = 448,448.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.