Finding the Fourth Proportional to 470,729.75, 706,088.48 and 115,746.84
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Solution
The fourth proportional to 470,729.75, 706,088.48 and 115,746.84 is: 173,618.75
Step by Step Solution
- Step 1: Write the proportion equation
470,729.75 : 706,088.48 = 115,746.84 : x - Step 2: Convert to fraction form
470,729.75/706,088.48 = 115,746.84/x - Step 3: Cross multiply
470,729.75x = 706,088.48 × 115,746.84 - Step 4: Simplify right side
470,729.75x = 81,727,509,741.67 - Step 5: Solve for x
x = 81,727,509,741.67/470,729.75 - Step 6: Final answer
x = 173,618.75
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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.