Finding the Fourth Proportional to 498,628.05, 692,752.11 and 492,649.31
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Solution
The fourth proportional to 498,628.05, 692,752.11 and 492,649.31 is: 684,445.74
Step by Step Solution
- Step 1: Write the proportion equation
498,628.05 : 692,752.11 = 492,649.31 : x - Step 2: Convert to fraction form
498,628.05/692,752.11 = 492,649.31/x - Step 3: Cross multiply
498,628.05x = 692,752.11 × 492,649.31 - Step 4: Simplify right side
498,628.05x = 341,283,845,528.78 - Step 5: Solve for x
x = 341,283,845,528.78/498,628.05 - Step 6: Final answer
x = 684,445.74
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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.