Finding the Fourth Proportional to 368,391.02, 508,374.52 and 207,246.02
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Solution
The fourth proportional to 368,391.02, 508,374.52 and 207,246.02 is: 285,996.65
Step by Step Solution
- Step 1: Write the proportion equation
368,391.02 : 508,374.52 = 207,246.02 : x - Step 2: Convert to fraction form
368,391.02/508,374.52 = 207,246.02/x - Step 3: Cross multiply
368,391.02x = 508,374.52 × 207,246.02 - Step 4: Simplify right side
368,391.02x = 105,358,595,939.41 - Step 5: Solve for x
x = 105,358,595,939.41/368,391.02 - Step 6: Final answer
x = 285,996.65
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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.