Finding the Fourth Proportional to 992,239.74, 1,487,473.47 and 360,708.66
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Solution
The fourth proportional to 992,239.74, 1,487,473.47 and 360,708.66 is: 540,740.85
Step by Step Solution
- Step 1: Write the proportion equation
992,239.74 : 1,487,473.47 = 360,708.66 : x - Step 2: Convert to fraction form
992,239.74/1,487,473.47 = 360,708.66/x - Step 3: Cross multiply
992,239.74x = 1,487,473.47 × 360,708.66 - Step 4: Simplify right side
992,239.74x = 536,544,562,149.25 - Step 5: Solve for x
x = 536,544,562,149.25/992,239.74 - Step 6: Final answer
x = 540,740.85
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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.