Finding the Third Proportional to 145,220.63 and 316,277.44
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Solution
The third proportional to 145,220.63 and 316,277.44 is: 688,823.76
Step by Step Solution
- Step 1: Write the proportion equation
145,220.63 : 316,277.44 = 316,277.44 : x - Step 2: Convert to fraction form
145,220.63/316,277.44 = 316,277.44/x - Step 3: Cross multiply
145,220.63x = 316,277.44 × 316,277.44 - Step 4: Simplify right side
145,220.63x = 100,031,417,471.57 - Step 5: Solve for x
x = 100,031,417,471.57/145,220.63 - Step 6: Final answer
x = 688,823.76
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.