Finding the Fourth Proportional to 368,286.15, 549,729.98 and 341,237.52
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Solution
The fourth proportional to 368,286.15, 549,729.98 and 341,237.52 is: 509,355.28
Step by Step Solution
- Step 1: Write the proportion equation
368,286.15 : 549,729.98 = 341,237.52 : x - Step 2: Convert to fraction form
368,286.15/549,729.98 = 341,237.52/x - Step 3: Cross multiply
368,286.15x = 549,729.98 × 341,237.52 - Step 4: Simplify right side
368,286.15x = 187,588,495,044.85 - Step 5: Solve for x
x = 187,588,495,044.85/368,286.15 - Step 6: Final answer
x = 509,355.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.