Finding the Fourth Proportional to 460,973.12, 691,209.06 and 207,957.26
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Solution
The fourth proportional to 460,973.12, 691,209.06 and 207,957.26 is: 311,822.82
Step by Step Solution
- Step 1: Write the proportion equation
460,973.12 : 691,209.06 = 207,957.26 : x - Step 2: Convert to fraction form
460,973.12/691,209.06 = 207,957.26/x - Step 3: Cross multiply
460,973.12x = 691,209.06 × 207,957.26 - Step 4: Simplify right side
460,973.12x = 143,741,938,748.73 - Step 5: Solve for x
x = 143,741,938,748.73/460,973.12 - Step 6: Final answer
x = 311,822.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.