Finding the Fourth Proportional to 439,954.99, 607,138.28 and 238,750.99
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Solution
The fourth proportional to 439,954.99, 607,138.28 and 238,750.99 is: 329,476.58
Step by Step Solution
- Step 1: Write the proportion equation
439,954.99 : 607,138.28 = 238,750.99 : x - Step 2: Convert to fraction form
439,954.99/607,138.28 = 238,750.99/x - Step 3: Cross multiply
439,954.99x = 607,138.28 × 238,750.99 - Step 4: Simplify right side
439,954.99x = 144,954,864,223.14 - Step 5: Solve for x
x = 144,954,864,223.14/439,954.99 - Step 6: Final answer
x = 329,476.58
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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.