Finding the Third Proportional to 318,417.75 and 432,671.63
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Solution
The third proportional to 318,417.75 and 432,671.63 is: 587,921.79
Step by Step Solution
- Step 1: Write the proportion equation
318,417.75 : 432,671.63 = 432,671.63 : x - Step 2: Convert to fraction form
318,417.75/432,671.63 = 432,671.63/x - Step 3: Cross multiply
318,417.75x = 432,671.63 × 432,671.63 - Step 4: Simplify right side
318,417.75x = 187,204,735,080.14 - Step 5: Solve for x
x = 187,204,735,080.14/318,417.75 - Step 6: Final answer
x = 587,921.79
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.