Finding the Fourth Proportional to 657,476.84, 986,313.84 and 230,937.46
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Solution
The fourth proportional to 657,476.84, 986,313.84 and 230,937.46 is: 346,440.82
Step by Step Solution
- Step 1: Write the proportion equation
657,476.84 : 986,313.84 = 230,937.46 : x - Step 2: Convert to fraction form
657,476.84/986,313.84 = 230,937.46/x - Step 3: Cross multiply
657,476.84x = 986,313.84 × 230,937.46 - Step 4: Simplify right side
657,476.84x = 227,776,812,972.45 - Step 5: Solve for x
x = 227,776,812,972.45/657,476.84 - Step 6: Final answer
x = 346,440.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.