Finding the Fourth Proportional to 1,039,448.58, 1,559,228.75 and 329,531.98
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Solution
The fourth proportional to 1,039,448.58, 1,559,228.75 and 329,531.98 is: 494,315.68
Step by Step Solution
- Step 1: Write the proportion equation
1,039,448.58 : 1,559,228.75 = 329,531.98 : x - Step 2: Convert to fraction form
1,039,448.58/1,559,228.75 = 329,531.98/x - Step 3: Cross multiply
1,039,448.58x = 1,559,228.75 × 329,531.98 - Step 4: Simplify right side
1,039,448.58x = 513,815,734,186.18 - Step 5: Solve for x
x = 513,815,734,186.18/1,039,448.58 - Step 6: Final answer
x = 494,315.68
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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.