Finding the Fourth Proportional to 410,694.52, 566,756.98 and 238,637.56
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Solution
The fourth proportional to 410,694.52, 566,756.98 and 238,637.56 is: 329,318.99
Step by Step Solution
- Step 1: Write the proportion equation
410,694.52 : 566,756.98 = 238,637.56 : x - Step 2: Convert to fraction form
410,694.52/566,756.98 = 238,637.56/x - Step 3: Cross multiply
410,694.52x = 566,756.98 × 238,637.56 - Step 4: Simplify right side
410,694.52x = 135,249,502,820.17 - Step 5: Solve for x
x = 135,249,502,820.17/410,694.52 - Step 6: Final answer
x = 329,318.99
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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.