Finding the Fourth Proportional to 357,408.52, 493,263.12 and 204,460.81
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Solution
The fourth proportional to 357,408.52, 493,263.12 and 204,460.81 is: 282,178.44
Step by Step Solution
- Step 1: Write the proportion equation
357,408.52 : 493,263.12 = 204,460.81 : x - Step 2: Convert to fraction form
357,408.52/493,263.12 = 204,460.81/x - Step 3: Cross multiply
357,408.52x = 493,263.12 × 204,460.81 - Step 4: Simplify right side
357,408.52x = 100,852,977,058.33 - Step 5: Solve for x
x = 100,852,977,058.33/357,408.52 - Step 6: Final answer
x = 282,178.44
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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.