Finding the Fourth Proportional to 1,008,518.16, 1,513,073.49 and 298,564.65
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Solution
The fourth proportional to 1,008,518.16, 1,513,073.49 and 298,564.65 is: 447,934.68
Step by Step Solution
- Step 1: Write the proportion equation
1,008,518.16 : 1,513,073.49 = 298,564.65 : x - Step 2: Convert to fraction form
1,008,518.16/1,513,073.49 = 298,564.65/x - Step 3: Cross multiply
1,008,518.16x = 1,513,073.49 × 298,564.65 - Step 4: Simplify right side
1,008,518.16x = 451,750,256,966.13 - Step 5: Solve for x
x = 451,750,256,966.13/1,008,518.16 - Step 6: Final answer
x = 447,934.68
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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.