Finding the Fourth Proportional to 349,909.93, 524,948.19 and 113,252.59
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Solution
The fourth proportional to 349,909.93, 524,948.19 and 113,252.59 is: 169,905.84
Step by Step Solution
- Step 1: Write the proportion equation
349,909.93 : 524,948.19 = 113,252.59 : x - Step 2: Convert to fraction form
349,909.93/524,948.19 = 113,252.59/x - Step 3: Cross multiply
349,909.93x = 524,948.19 × 113,252.59 - Step 4: Simplify right side
349,909.93x = 59,451,742,133.31 - Step 5: Solve for x
x = 59,451,742,133.31/349,909.93 - Step 6: Final answer
x = 169,905.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.