Finding the Fourth Proportional to 1,258,248.53, 1,736,321.00 and 714,312.95
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Solution
The fourth proportional to 1,258,248.53, 1,736,321.00 and 714,312.95 is: 985,716.68
Step by Step Solution
- Step 1: Write the proportion equation
1,258,248.53 : 1,736,321.00 = 714,312.95 : x - Step 2: Convert to fraction form
1,258,248.53/1,736,321.00 = 714,312.95/x - Step 3: Cross multiply
1,258,248.53x = 1,736,321.00 × 714,312.95 - Step 4: Simplify right side
1,258,248.53x = 1,240,276,563,403.78 - Step 5: Solve for x
x = 1,240,276,563,403.78/1,258,248.53 - Step 6: Final answer
x = 985,716.68
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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.