Finding the Fourth Proportional to 919,488.29, 1,268,873.97 and 532,320.12
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Solution
The fourth proportional to 919,488.29, 1,268,873.97 and 532,320.12 is: 734,590.27
Step by Step Solution
- Step 1: Write the proportion equation
919,488.29 : 1,268,873.97 = 532,320.12 : x - Step 2: Convert to fraction form
919,488.29/1,268,873.97 = 532,320.12/x - Step 3: Cross multiply
919,488.29x = 1,268,873.97 × 532,320.12 - Step 4: Simplify right side
919,488.29x = 675,447,143,975.28 - Step 5: Solve for x
x = 675,447,143,975.28/919,488.29 - Step 6: Final answer
x = 734,590.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.