Finding the Fourth Proportional to 395,526.14, 593,242.16 and 103,386.68
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Solution
The fourth proportional to 395,526.14, 593,242.16 and 103,386.68 is: 155,067.71
Step by Step Solution
- Step 1: Write the proportion equation
395,526.14 : 593,242.16 = 103,386.68 : x - Step 2: Convert to fraction form
395,526.14/593,242.16 = 103,386.68/x - Step 3: Cross multiply
395,526.14x = 593,242.16 × 103,386.68 - Step 4: Simplify right side
395,526.14x = 61,333,333,875.28 - Step 5: Solve for x
x = 61,333,333,875.28/395,526.14 - Step 6: Final answer
x = 155,067.71
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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.