Finding the Fourth Proportional to 435,485.14, 652,973.47 and 168,934.19
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Solution
The fourth proportional to 435,485.14, 652,973.47 and 168,934.19 is: 253,302.65
Step by Step Solution
- Step 1: Write the proportion equation
435,485.14 : 652,973.47 = 168,934.19 : x - Step 2: Convert to fraction form
435,485.14/652,973.47 = 168,934.19/x - Step 3: Cross multiply
435,485.14x = 652,973.47 × 168,934.19 - Step 4: Simplify right side
435,485.14x = 110,309,540,558.74 - Step 5: Solve for x
x = 110,309,540,558.74/435,485.14 - Step 6: Final answer
x = 253,302.65
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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.