Finding the Fourth Proportional to 943,077.79, 1,413,502.85 and 403,176.18
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Solution
The fourth proportional to 943,077.79, 1,413,502.85 and 403,176.18 is: 604,288.09
Step by Step Solution
- Step 1: Write the proportion equation
943,077.79 : 1,413,502.85 = 403,176.18 : x - Step 2: Convert to fraction form
943,077.79/1,413,502.85 = 403,176.18/x - Step 3: Cross multiply
943,077.79x = 1,413,502.85 × 403,176.18 - Step 4: Simplify right side
943,077.79x = 569,890,672,414.60 - Step 5: Solve for x
x = 569,890,672,414.60/943,077.79 - Step 6: Final answer
x = 604,288.09
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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.