Finding the Fourth Proportional to 553,850.76, 830,702.33 and 154,458.09
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Solution
The fourth proportional to 553,850.76, 830,702.33 and 154,458.09 is: 231,666.55
Step by Step Solution
- Step 1: Write the proportion equation
553,850.76 : 830,702.33 = 154,458.09 : x - Step 2: Convert to fraction form
553,850.76/830,702.33 = 154,458.09/x - Step 3: Cross multiply
553,850.76x = 830,702.33 × 154,458.09 - Step 4: Simplify right side
553,850.76x = 128,308,695,057.28 - Step 5: Solve for x
x = 128,308,695,057.28/553,850.76 - Step 6: Final answer
x = 231,666.55
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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.