Finding the Fourth Proportional to 544,774.48, 817,927.44 and 278,725.84
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Solution
The fourth proportional to 544,774.48, 817,927.44 and 278,725.84 is: 418,480.53
Step by Step Solution
- Step 1: Write the proportion equation
544,774.48 : 817,927.44 = 278,725.84 : x - Step 2: Convert to fraction form
544,774.48/817,927.44 = 278,725.84/x - Step 3: Cross multiply
544,774.48x = 817,927.44 × 278,725.84 - Step 4: Simplify right side
544,774.48x = 227,977,512,773.05 - Step 5: Solve for x
x = 227,977,512,773.05/544,774.48 - Step 6: Final answer
x = 418,480.53
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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.