Finding the Fourth Proportional to 932,740.99, 1,398,954.98 and 258,890.76
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Solution
The fourth proportional to 932,740.99, 1,398,954.98 and 258,890.76 is: 388,292.70
Step by Step Solution
- Step 1: Write the proportion equation
932,740.99 : 1,398,954.98 = 258,890.76 : x - Step 2: Convert to fraction form
932,740.99/1,398,954.98 = 258,890.76/x - Step 3: Cross multiply
932,740.99x = 1,398,954.98 × 258,890.76 - Step 4: Simplify right side
932,740.99x = 362,176,518,625.21 - Step 5: Solve for x
x = 362,176,518,625.21/932,740.99 - Step 6: Final answer
x = 388,292.70
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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.