Finding the Fourth Proportional to 735,864.82, 1,103,583.99 and 286,485.53
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Solution
The fourth proportional to 735,864.82, 1,103,583.99 and 286,485.53 is: 429,645.27
Step by Step Solution
- Step 1: Write the proportion equation
735,864.82 : 1,103,583.99 = 286,485.53 : x - Step 2: Convert to fraction form
735,864.82/1,103,583.99 = 286,485.53/x - Step 3: Cross multiply
735,864.82x = 1,103,583.99 × 286,485.53 - Step 4: Simplify right side
735,864.82x = 316,160,839,831.07 - Step 5: Solve for x
x = 316,160,839,831.07/735,864.82 - Step 6: Final answer
x = 429,645.27
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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.