Finding the Fourth Proportional to 409,660.82, 614,602.74 and 125,345.06
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Solution
The fourth proportional to 409,660.82, 614,602.74 and 125,345.06 is: 188,051.71
Step by Step Solution
- Step 1: Write the proportion equation
409,660.82 : 614,602.74 = 125,345.06 : x - Step 2: Convert to fraction form
409,660.82/614,602.74 = 125,345.06/x - Step 3: Cross multiply
409,660.82x = 614,602.74 × 125,345.06 - Step 4: Simplify right side
409,660.82x = 77,037,417,321.46 - Step 5: Solve for x
x = 77,037,417,321.46/409,660.82 - Step 6: Final answer
x = 188,051.71
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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.