Finding the Fourth Proportional to 368,370.86, 508,351.04 and 207,226.02
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Solution
The fourth proportional to 368,370.86, 508,351.04 and 207,226.02 is: 285,971.49
Step by Step Solution
- Step 1: Write the proportion equation
368,370.86 : 508,351.04 = 207,226.02 : x - Step 2: Convert to fraction form
368,370.86/508,351.04 = 207,226.02/x - Step 3: Cross multiply
368,370.86x = 508,351.04 × 207,226.02 - Step 4: Simplify right side
368,370.86x = 105,343,562,782.06 - Step 5: Solve for x
x = 105,343,562,782.06/368,370.86 - Step 6: Final answer
x = 285,971.49
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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.