Finding the Fourth Proportional to 423,155.14, 583,943.54 and 236,883.99
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Solution
The fourth proportional to 423,155.14, 583,943.54 and 236,883.99 is: 326,894.00
Step by Step Solution
- Step 1: Write the proportion equation
423,155.14 : 583,943.54 = 236,883.99 : x - Step 2: Convert to fraction form
423,155.14/583,943.54 = 236,883.99/x - Step 3: Cross multiply
423,155.14x = 583,943.54 × 236,883.99 - Step 4: Simplify right side
423,155.14x = 138,326,877,361.53 - Step 5: Solve for x
x = 138,326,877,361.53/423,155.14 - Step 6: Final answer
x = 326,894.00
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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.