Finding the Fourth Proportional to 669,258.99, 1,003,740.89 and 195,981.26
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Solution
The fourth proportional to 669,258.99, 1,003,740.89 and 195,981.26 is: 293,928.66
Step by Step Solution
- Step 1: Write the proportion equation
669,258.99 : 1,003,740.89 = 195,981.26 : x - Step 2: Convert to fraction form
669,258.99/1,003,740.89 = 195,981.26/x - Step 3: Cross multiply
669,258.99x = 1,003,740.89 × 195,981.26 - Step 4: Simplify right side
669,258.99x = 196,714,398,337.11 - Step 5: Solve for x
x = 196,714,398,337.11/669,258.99 - Step 6: Final answer
x = 293,928.66
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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.