Finding the Fourth Proportional to 987,159.68, 1,480,829.89 and 277,182.94
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Solution
The fourth proportional to 987,159.68, 1,480,829.89 and 277,182.94 is: 415,799.78
Step by Step Solution
- Step 1: Write the proportion equation
987,159.68 : 1,480,829.89 = 277,182.94 : x - Step 2: Convert to fraction form
987,159.68/1,480,829.89 = 277,182.94/x - Step 3: Cross multiply
987,159.68x = 1,480,829.89 × 277,182.94 - Step 4: Simplify right side
987,159.68x = 410,460,778,155.05 - Step 5: Solve for x
x = 410,460,778,155.05/987,159.68 - Step 6: Final answer
x = 415,799.78
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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.