Finding the Fourth Proportional to 519,771.24, 779,930.10 and 368,941.68
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Solution
The fourth proportional to 519,771.24, 779,930.10 and 368,941.68 is: 553,606.47
Step by Step Solution
- Step 1: Write the proportion equation
519,771.24 : 779,930.10 = 368,941.68 : x - Step 2: Convert to fraction form
519,771.24/779,930.10 = 368,941.68/x - Step 3: Cross multiply
519,771.24x = 779,930.10 × 368,941.68 - Step 4: Simplify right side
519,771.24x = 287,748,721,376.57 - Step 5: Solve for x
x = 287,748,721,376.57/519,771.24 - Step 6: Final answer
x = 553,606.47
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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.