Finding the Fourth Proportional to 692,475.84, 1,038,773.22 and 243,158.08
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Solution
The fourth proportional to 692,475.84, 1,038,773.22 and 243,158.08 is: 364,758.00
Step by Step Solution
- Step 1: Write the proportion equation
692,475.84 : 1,038,773.22 = 243,158.08 : x - Step 2: Convert to fraction form
692,475.84/1,038,773.22 = 243,158.08/x - Step 3: Cross multiply
692,475.84x = 1,038,773.22 × 243,158.08 - Step 4: Simplify right side
692,475.84x = 252,586,101,730.62 - Step 5: Solve for x
x = 252,586,101,730.62/692,475.84 - Step 6: Final answer
x = 364,758.00
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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.