Finding the Fourth Proportional to 562,392.57, 776,101.74 and 307,743.75
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Solution
The fourth proportional to 562,392.57, 776,101.74 and 307,743.75 is: 424,686.37
Step by Step Solution
- Step 1: Write the proportion equation
562,392.57 : 776,101.74 = 307,743.75 : x - Step 2: Convert to fraction form
562,392.57/776,101.74 = 307,743.75/x - Step 3: Cross multiply
562,392.57x = 776,101.74 × 307,743.75 - Step 4: Simplify right side
562,392.57x = 238,840,459,849.13 - Step 5: Solve for x
x = 238,840,459,849.13/562,392.57 - Step 6: Final answer
x = 424,686.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.