Finding the Fourth Proportional to 357,289.14, 535,233.07 and 207,214.24
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Solution
The fourth proportional to 357,289.14, 535,233.07 and 207,214.24 is: 310,415.02
Step by Step Solution
- Step 1: Write the proportion equation
357,289.14 : 535,233.07 = 207,214.24 : x - Step 2: Convert to fraction form
357,289.14/535,233.07 = 207,214.24/x - Step 3: Cross multiply
357,289.14x = 535,233.07 × 207,214.24 - Step 4: Simplify right side
357,289.14x = 110,907,913,822.92 - Step 5: Solve for x
x = 110,907,913,822.92/357,289.14 - Step 6: Final answer
x = 310,415.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.