Finding the Fourth Proportional to 710,094.68, 979,925.44 and 387,804.88
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Solution
The fourth proportional to 710,094.68, 979,925.44 and 387,804.88 is: 535,167.88
Step by Step Solution
- Step 1: Write the proportion equation
710,094.68 : 979,925.44 = 387,804.88 : x - Step 2: Convert to fraction form
710,094.68/979,925.44 = 387,804.88/x - Step 3: Cross multiply
710,094.68x = 979,925.44 × 387,804.88 - Step 4: Simplify right side
710,094.68x = 380,019,867,668.15 - Step 5: Solve for x
x = 380,019,867,668.15/710,094.68 - Step 6: Final answer
x = 535,167.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.