Finding the Fourth Proportional to 817,579.98, 1,226,534.00 and 284,958
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Solution
The fourth proportional to 817,579.98, 1,226,534.00 and 284,958 is: 427,494.17
Step by Step Solution
- Step 1: Write the proportion equation
817,579.98 : 1,226,534.00 = 284,958 : x - Step 2: Convert to fraction form
817,579.98/1,226,534.00 = 284,958/x - Step 3: Cross multiply
817,579.98x = 1,226,534.00 × 284,958 - Step 4: Simplify right side
817,579.98x = 349,510,674,147.21 - Step 5: Solve for x
x = 349,510,674,147.21/817,579.98 - Step 6: Final answer
x = 427,494.17
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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.