Finding the Fourth Proportional to 834,258.23, 1,151,276.36 and 452,285.02
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Solution
The fourth proportional to 834,258.23, 1,151,276.36 and 452,285.02 is: 624,153.32
Step by Step Solution
- Step 1: Write the proportion equation
834,258.23 : 1,151,276.36 = 452,285.02 : x - Step 2: Convert to fraction form
834,258.23/1,151,276.36 = 452,285.02/x - Step 3: Cross multiply
834,258.23x = 1,151,276.36 × 452,285.02 - Step 4: Simplify right side
834,258.23x = 520,705,048,026.02 - Step 5: Solve for x
x = 520,705,048,026.02/834,258.23 - Step 6: Final answer
x = 624,153.32
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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.