Finding the Fourth Proportional to 495,603.68, 683,890.67 and 274,848.08
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Solution
The fourth proportional to 495,603.68, 683,890.67 and 274,848.08 is: 379,266.83
Step by Step Solution
- Step 1: Write the proportion equation
495,603.68 : 683,890.67 = 274,848.08 : x - Step 2: Convert to fraction form
495,603.68/683,890.67 = 274,848.08/x - Step 3: Cross multiply
495,603.68x = 683,890.67 × 274,848.08 - Step 4: Simplify right side
495,603.68x = 187,966,034,847.08 - Step 5: Solve for x
x = 187,966,034,847.08/495,603.68 - Step 6: Final answer
x = 379,266.83
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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.