Finding the Fourth Proportional to 472,114.84, 707,657.01 and 232,393.72
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Solution
The fourth proportional to 472,114.84, 707,657.01 and 232,393.72 is: 348,336.95
Step by Step Solution
- Step 1: Write the proportion equation
472,114.84 : 707,657.01 = 232,393.72 : x - Step 2: Convert to fraction form
472,114.84/707,657.01 = 232,393.72/x - Step 3: Cross multiply
472,114.84x = 707,657.01 × 232,393.72 - Step 4: Simplify right side
472,114.84x = 164,455,045,037.98 - Step 5: Solve for x
x = 164,455,045,037.98/472,114.84 - Step 6: Final answer
x = 348,336.95
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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.