Finding the Fourth Proportional to 853,877.04, 1,278,158.36 and 537,669.65
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Solution
The fourth proportional to 853,877.04, 1,278,158.36 and 537,669.65 is: 804,831.28
Step by Step Solution
- Step 1: Write the proportion equation
853,877.04 : 1,278,158.36 = 537,669.65 : x - Step 2: Convert to fraction form
853,877.04/1,278,158.36 = 537,669.65/x - Step 3: Cross multiply
853,877.04x = 1,278,158.36 × 537,669.65 - Step 4: Simplify right side
853,877.04x = 687,226,948,986.63 - Step 5: Solve for x
x = 687,226,948,986.63/853,877.04 - Step 6: Final answer
x = 804,831.28
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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.