Finding the Fourth Proportional to 357,207.56, 535,904.71 and 207,303.75
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Solution
The fourth proportional to 357,207.56, 535,904.71 and 207,303.75 is: 311,009.80
Step by Step Solution
- Step 1: Write the proportion equation
357,207.56 : 535,904.71 = 207,303.75 : x - Step 2: Convert to fraction form
357,207.56/535,904.71 = 207,303.75/x - Step 3: Cross multiply
357,207.56x = 535,904.71 × 207,303.75 - Step 4: Simplify right side
357,207.56x = 111,095,052,309.62 - Step 5: Solve for x
x = 111,095,052,309.62/357,207.56 - Step 6: Final answer
x = 311,009.80
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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.