Finding the Fourth Proportional to 773,064.36, 1,159,705.86 and 240,639.18
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Solution
The fourth proportional to 773,064.36, 1,159,705.86 and 240,639.18 is: 360,992.80
Step by Step Solution
- Step 1: Write the proportion equation
773,064.36 : 1,159,705.86 = 240,639.18 : x - Step 2: Convert to fraction form
773,064.36/1,159,705.86 = 240,639.18/x - Step 3: Cross multiply
773,064.36x = 1,159,705.86 × 240,639.18 - Step 4: Simplify right side
773,064.36x = 279,070,667,191.60 - Step 5: Solve for x
x = 279,070,667,191.60/773,064.36 - Step 6: Final answer
x = 360,992.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.