Finding the Fourth Proportional to 863,572.58, 1,294,804.52 and 358,482.19
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Solution
The fourth proportional to 863,572.58, 1,294,804.52 and 358,482.19 is: 537,493.17
Step by Step Solution
- Step 1: Write the proportion equation
863,572.58 : 1,294,804.52 = 358,482.19 : x - Step 2: Convert to fraction form
863,572.58/1,294,804.52 = 358,482.19/x - Step 3: Cross multiply
863,572.58x = 1,294,804.52 × 358,482.19 - Step 4: Simplify right side
863,572.58x = 464,164,359,951.50 - Step 5: Solve for x
x = 464,164,359,951.50/863,572.58 - Step 6: Final answer
x = 537,493.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.