Finding the Third Proportional to 318,302.25 and 432,547.88
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Solution
The third proportional to 318,302.25 and 432,547.88 is: 587,798.75
Step by Step Solution
- Step 1: Write the proportion equation
318,302.25 : 432,547.88 = 432,547.88 : x - Step 2: Convert to fraction form
318,302.25/432,547.88 = 432,547.88/x - Step 3: Cross multiply
318,302.25x = 432,547.88 × 432,547.88 - Step 4: Simplify right side
318,302.25x = 187,097,664,167.02 - Step 5: Solve for x
x = 187,097,664,167.02/318,302.25 - Step 6: Final answer
x = 587,798.75
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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.