Finding the Fourth Proportional to 855,634.62, 1,181,332.84 and 549,828.84
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Solution
The fourth proportional to 855,634.62, 1,181,332.84 and 549,828.84 is: 759,121.77
Step by Step Solution
- Step 1: Write the proportion equation
855,634.62 : 1,181,332.84 = 549,828.84 : x - Step 2: Convert to fraction form
855,634.62/1,181,332.84 = 549,828.84/x - Step 3: Cross multiply
855,634.62x = 1,181,332.84 × 549,828.84 - Step 4: Simplify right side
855,634.62x = 649,530,865,071.11 - Step 5: Solve for x
x = 649,530,865,071.11/855,634.62 - Step 6: Final answer
x = 759,121.77
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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.