Finding the Fourth Proportional to 389,235.08, 583,640.66 and 175,752.84
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Solution
The fourth proportional to 389,235.08, 583,640.66 and 175,752.84 is: 263,533.55
Step by Step Solution
- Step 1: Write the proportion equation
389,235.08 : 583,640.66 = 175,752.84 : x - Step 2: Convert to fraction form
389,235.08/583,640.66 = 175,752.84/x - Step 3: Cross multiply
389,235.08x = 583,640.66 × 175,752.84 - Step 4: Simplify right side
389,235.08x = 102,576,503,534.47 - Step 5: Solve for x
x = 102,576,503,534.47/389,235.08 - Step 6: Final answer
x = 263,533.55
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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.