Finding the Fourth Proportional to 509,284.16, 760,187.92 and 471,752
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Solution
The fourth proportional to 509,284.16, 760,187.92 and 471,752 is: 704,165.18
Step by Step Solution
- Step 1: Write the proportion equation
509,284.16 : 760,187.92 = 471,752 : x - Step 2: Convert to fraction form
509,284.16/760,187.92 = 471,752/x - Step 3: Cross multiply
509,284.16x = 760,187.92 × 471,752 - Step 4: Simplify right side
509,284.16x = 358,620,171,635.84 - Step 5: Solve for x
x = 358,620,171,635.84/509,284.16 - Step 6: Final answer
x = 704,165.18
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.