Finding the Fourth Proportional to 998,509.52, 1,498,356.12 and 367,865.84
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Solution
The fourth proportional to 998,509.52, 1,498,356.12 and 367,865.84 is: 552,016.80
Step by Step Solution
- Step 1: Write the proportion equation
998,509.52 : 1,498,356.12 = 367,865.84 : x - Step 2: Convert to fraction form
998,509.52/1,498,356.12 = 367,865.84/x - Step 3: Cross multiply
998,509.52x = 1,498,356.12 × 367,865.84 - Step 4: Simplify right side
998,509.52x = 551,194,032,702.94 - Step 5: Solve for x
x = 551,194,032,702.94/998,509.52 - Step 6: Final answer
x = 552,016.80
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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.