Finding the Fourth Proportional to 454,280.98, 626,935.19 and 250,331.55
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Solution
The fourth proportional to 454,280.98, 626,935.19 and 250,331.55 is: 345,472.66
Step by Step Solution
- Step 1: Write the proportion equation
454,280.98 : 626,935.19 = 250,331.55 : x - Step 2: Convert to fraction form
454,280.98/626,935.19 = 250,331.55/x - Step 3: Cross multiply
454,280.98x = 626,935.19 × 250,331.55 - Step 4: Simplify right side
454,280.98x = 156,941,657,862.24 - Step 5: Solve for x
x = 156,941,657,862.24/454,280.98 - Step 6: Final answer
x = 345,472.66
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1.5x scale
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.