Finding the Fourth Proportional to 390,544.44, 586,037.94 and 154,053.19
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Solution
The fourth proportional to 390,544.44, 586,037.94 and 154,053.19 is: 231,167.07
Step by Step Solution
- Step 1: Write the proportion equation
390,544.44 : 586,037.94 = 154,053.19 : x - Step 2: Convert to fraction form
390,544.44/586,037.94 = 154,053.19/x - Step 3: Cross multiply
390,544.44x = 586,037.94 × 154,053.19 - Step 4: Simplify right side
390,544.44x = 90,281,014,272.88 - Step 5: Solve for x
x = 90,281,014,272.88/390,544.44 - Step 6: Final answer
x = 231,167.07
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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.