Finding the Fourth Proportional to 283,070.68, 424,537.98 and 83,336.80
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Solution
The fourth proportional to 283,070.68, 424,537.98 and 83,336.80 is: 124,985.17
Step by Step Solution
- Step 1: Write the proportion equation
283,070.68 : 424,537.98 = 83,336.80 : x - Step 2: Convert to fraction form
283,070.68/424,537.98 = 83,336.80/x - Step 3: Cross multiply
283,070.68x = 424,537.98 × 83,336.80 - Step 4: Simplify right side
283,070.68x = 35,379,636,731.66 - Step 5: Solve for x
x = 35,379,636,731.66/283,070.68 - Step 6: Final answer
x = 124,985.17
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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.