Finding the Fourth Proportional to 455,567.68, 683,497.68 and 218,927.52
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Solution
The fourth proportional to 455,567.68, 683,497.68 and 218,927.52 is: 328,461.52
Step by Step Solution
- Step 1: Write the proportion equation
455,567.68 : 683,497.68 = 218,927.52 : x - Step 2: Convert to fraction form
455,567.68/683,497.68 = 218,927.52/x - Step 3: Cross multiply
455,567.68x = 683,497.68 × 218,927.52 - Step 4: Simplify right side
455,567.68x = 149,636,452,008.15 - Step 5: Solve for x
x = 149,636,452,008.15/455,567.68 - Step 6: Final answer
x = 328,461.52
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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.