Finding the Fourth Proportional to 519,884.70, 779,827.05 and 500,201.70
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Solution
The fourth proportional to 519,884.70, 779,827.05 and 500,201.70 is: 750,302.55
Step by Step Solution
- Step 1: Write the proportion equation
519,884.70 : 779,827.05 = 500,201.70 : x - Step 2: Convert to fraction form
519,884.70/779,827.05 = 500,201.70/x - Step 3: Cross multiply
519,884.70x = 779,827.05 × 500,201.70 - Step 4: Simplify right side
519,884.70x = 390,070,816,115.99 - Step 5: Solve for x
x = 390,070,816,115.99/519,884.70 - Step 6: Final answer
x = 750,302.55
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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.