Finding the Third Proportional to 422,925.75 and 912,345.75
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Solution
The third proportional to 422,925.75 and 912,345.75 is: 1,968,134.52
Step by Step Solution
- Step 1: Write the proportion equation
422,925.75 : 912,345.75 = 912,345.75 : x - Step 2: Convert to fraction form
422,925.75/912,345.75 = 912,345.75/x - Step 3: Cross multiply
422,925.75x = 912,345.75 × 912,345.75 - Step 4: Simplify right side
422,925.75x = 832,374,767,543.06 - Step 5: Solve for x
x = 832,374,767,543.06/422,925.75 - Step 6: Final answer
x = 1,968,134.52
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.