Finding the Fourth Proportional to 502,653.57, 754,029.68 and 142,841.02
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Solution
The fourth proportional to 502,653.57, 754,029.68 and 142,841.02 is: 214,275.55
Step by Step Solution
- Step 1: Write the proportion equation
502,653.57 : 754,029.68 = 142,841.02 : x - Step 2: Convert to fraction form
502,653.57/754,029.68 = 142,841.02/x - Step 3: Cross multiply
502,653.57x = 754,029.68 × 142,841.02 - Step 4: Simplify right side
502,653.57x = 107,706,368,621.22 - Step 5: Solve for x
x = 107,706,368,621.22/502,653.57 - Step 6: Final answer
x = 214,275.55
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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.