Finding the Fourth Proportional to 297,107.51, 409,875.68 and 176,253.89
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Solution
The fourth proportional to 297,107.51, 409,875.68 and 176,253.89 is: 243,151.65
Step by Step Solution
- Step 1: Write the proportion equation
297,107.51 : 409,875.68 = 176,253.89 : x - Step 2: Convert to fraction form
297,107.51/409,875.68 = 176,253.89/x - Step 3: Cross multiply
297,107.51x = 409,875.68 × 176,253.89 - Step 4: Simplify right side
297,107.51x = 72,242,182,135.13 - Step 5: Solve for x
x = 72,242,182,135.13/297,107.51 - Step 6: Final answer
x = 243,151.65
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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.