Finding the Fourth Proportional to 260,425.08, 390,235.56 and 175,853.80
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Solution
The fourth proportional to 260,425.08, 390,235.56 and 175,853.80 is: 263,509.21
Step by Step Solution
- Step 1: Write the proportion equation
260,425.08 : 390,235.56 = 175,853.80 : x - Step 2: Convert to fraction form
260,425.08/390,235.56 = 175,853.80/x - Step 3: Cross multiply
260,425.08x = 390,235.56 × 175,853.80 - Step 4: Simplify right side
260,425.08x = 68,624,406,121.13 - Step 5: Solve for x
x = 68,624,406,121.13/260,425.08 - Step 6: Final answer
x = 263,509.21
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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.