Finding the Fourth Proportional to 320,465.08, 480,277.14 and 235,829.08
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Solution
The fourth proportional to 320,465.08, 480,277.14 and 235,829.08 is: 353,434.19
Step by Step Solution
- Step 1: Write the proportion equation
320,465.08 : 480,277.14 = 235,829.08 : x - Step 2: Convert to fraction form
320,465.08/480,277.14 = 235,829.08/x - Step 3: Cross multiply
320,465.08x = 480,277.14 × 235,829.08 - Step 4: Simplify right side
320,465.08x = 113,263,316,071.23 - Step 5: Solve for x
x = 113,263,316,071.23/320,465.08 - Step 6: Final answer
x = 353,434.19
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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.