Finding the Third Proportional to 485,358 and 734,823.75
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Solution
The third proportional to 485,358 and 734,823.75 is: 1,112,510.65
Step by Step Solution
- Step 1: Write the proportion equation
485,358 : 734,823.75 = 734,823.75 : x - Step 2: Convert to fraction form
485,358/734,823.75 = 734,823.75/x - Step 3: Cross multiply
485,358x = 734,823.75 × 734,823.75 - Step 4: Simplify right side
485,358x = 539,965,943,564.06 - Step 5: Solve for x
x = 539,965,943,564.06/485,358 - Step 6: Final answer
x = 1,112,510.65
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.