Finding the Fourth Proportional to 566,534.18, 781,717.74 and 340,184.54
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Solution
The fourth proportional to 566,534.18, 781,717.74 and 340,184.54 is: 469,394.96
Step by Step Solution
- Step 1: Write the proportion equation
566,534.18 : 781,717.74 = 340,184.54 : x - Step 2: Convert to fraction form
566,534.18/781,717.74 = 340,184.54/x - Step 3: Cross multiply
566,534.18x = 781,717.74 × 340,184.54 - Step 4: Simplify right side
566,534.18x = 265,928,289,791.74 - Step 5: Solve for x
x = 265,928,289,791.74/566,534.18 - Step 6: Final answer
x = 469,394.96
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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.