Finding the Fourth Proportional to 366,386.07, 550,421.10 and 260,034.08
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Solution
The fourth proportional to 366,386.07, 550,421.10 and 260,034.08 is: 390,648.71
Step by Step Solution
- Step 1: Write the proportion equation
366,386.07 : 550,421.10 = 260,034.08 : x - Step 2: Convert to fraction form
366,386.07/550,421.10 = 260,034.08/x - Step 3: Cross multiply
366,386.07x = 550,421.10 × 260,034.08 - Step 4: Simplify right side
366,386.07x = 143,128,244,351.09 - Step 5: Solve for x
x = 143,128,244,351.09/366,386.07 - Step 6: Final answer
x = 390,648.71
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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.