Finding the Fourth Proportional to 575,957.69, 863,878.21 and 155,276.09
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Solution
The fourth proportional to 575,957.69, 863,878.21 and 155,276.09 is: 232,898.41
Step by Step Solution
- Step 1: Write the proportion equation
575,957.69 : 863,878.21 = 155,276.09 : x - Step 2: Convert to fraction form
575,957.69/863,878.21 = 155,276.09/x - Step 3: Cross multiply
575,957.69x = 863,878.21 × 155,276.09 - Step 4: Simplify right side
575,957.69x = 134,139,629,908.62 - Step 5: Solve for x
x = 134,139,629,908.62/575,957.69 - Step 6: Final answer
x = 232,898.41
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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.