Finding the Fourth Proportional to 976,372.67, 1,347,385.43 and 546,659.98
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Solution
The fourth proportional to 976,372.67, 1,347,385.43 and 546,659.98 is: 754,385.81
Step by Step Solution
- Step 1: Write the proportion equation
976,372.67 : 1,347,385.43 = 546,659.98 : x - Step 2: Convert to fraction form
976,372.67/1,347,385.43 = 546,659.98/x - Step 3: Cross multiply
976,372.67x = 1,347,385.43 × 546,659.98 - Step 4: Simplify right side
976,372.67x = 736,561,690,214.28 - Step 5: Solve for x
x = 736,561,690,214.28/976,372.67 - Step 6: Final answer
x = 754,385.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.