Finding the Fourth Proportional to 988,652.73, 1,364,322.71 and 558,932.99
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Solution
The fourth proportional to 988,652.73, 1,364,322.71 and 558,932.99 is: 771,317.31
Step by Step Solution
- Step 1: Write the proportion equation
988,652.73 : 1,364,322.71 = 558,932.99 : x - Step 2: Convert to fraction form
988,652.73/1,364,322.71 = 558,932.99/x - Step 3: Cross multiply
988,652.73x = 1,364,322.71 × 558,932.99 - Step 4: Simplify right side
988,652.73x = 762,564,968,830.54 - Step 5: Solve for x
x = 762,564,968,830.54/988,652.73 - Step 6: Final answer
x = 771,317.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.