Finding the Fourth Proportional to 593,078.68, 818,507.28 and 338,468.14
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Solution
The fourth proportional to 593,078.68, 818,507.28 and 338,468.14 is: 467,119.53
Step by Step Solution
- Step 1: Write the proportion equation
593,078.68 : 818,507.28 = 338,468.14 : x - Step 2: Convert to fraction form
593,078.68/818,507.28 = 338,468.14/x - Step 3: Cross multiply
593,078.68x = 818,507.28 × 338,468.14 - Step 4: Simplify right side
593,078.68x = 277,038,636,638.06 - Step 5: Solve for x
x = 277,038,636,638.06/593,078.68 - Step 6: Final answer
x = 467,119.53
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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.