Finding the Fourth Proportional to 624,384.95, 861,652.29 and 337,905.26
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Solution
The fourth proportional to 624,384.95, 861,652.29 and 337,905.26 is: 466,309.83
Step by Step Solution
- Step 1: Write the proportion equation
624,384.95 : 861,652.29 = 337,905.26 : x - Step 2: Convert to fraction form
624,384.95/861,652.29 = 337,905.26/x - Step 3: Cross multiply
624,384.95x = 861,652.29 × 337,905.26 - Step 4: Simplify right side
624,384.95x = 291,156,841,082.05 - Step 5: Solve for x
x = 291,156,841,082.05/624,384.95 - Step 6: Final answer
x = 466,309.83
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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.