Finding the Fourth Proportional to 357,829.92, 493,831.08 and 214,587.36
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Solution
The fourth proportional to 357,829.92, 493,831.08 and 214,587.36 is: 296,146.02
Step by Step Solution
- Step 1: Write the proportion equation
357,829.92 : 493,831.08 = 214,587.36 : x - Step 2: Convert to fraction form
357,829.92/493,831.08 = 214,587.36/x - Step 3: Cross multiply
357,829.92x = 493,831.08 × 214,587.36 - Step 4: Simplify right side
357,829.92x = 105,969,907,743.15 - Step 5: Solve for x
x = 105,969,907,743.15/357,829.92 - Step 6: Final answer
x = 296,146.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.