Finding the Fourth Proportional to 834,372.42, 1,151,476.17 and 466,890.81
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Solution
The fourth proportional to 834,372.42, 1,151,476.17 and 466,890.81 is: 644,332.95
Step by Step Solution
- Step 1: Write the proportion equation
834,372.42 : 1,151,476.17 = 466,890.81 : x - Step 2: Convert to fraction form
834,372.42/1,151,476.17 = 466,890.81/x - Step 3: Cross multiply
834,372.42x = 1,151,476.17 × 466,890.81 - Step 4: Simplify right side
834,372.42x = 537,613,641,707.00 - Step 5: Solve for x
x = 537,613,641,707.00/834,372.42 - Step 6: Final answer
x = 644,332.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.