Finding the Fourth Proportional to 624,367.79, 861,624.36 and 337,887.93
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Solution
The fourth proportional to 624,367.79, 861,624.36 and 337,887.93 is: 466,283.62
Step by Step Solution
- Step 1: Write the proportion equation
624,367.79 : 861,624.36 = 337,887.93 : x - Step 2: Convert to fraction form
624,367.79/861,624.36 = 337,887.93/x - Step 3: Cross multiply
624,367.79x = 861,624.36 × 337,887.93 - Step 4: Simplify right side
624,367.79x = 291,132,471,437.98 - Step 5: Solve for x
x = 291,132,471,437.98/624,367.79 - Step 6: Final answer
x = 466,283.62
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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.