Finding the Fourth Proportional to 602,929.68, 903,212.14 and 349,678.15
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Solution
The fourth proportional to 602,929.68, 903,212.14 and 349,678.15 is: 523,831.49
Step by Step Solution
- Step 1: Write the proportion equation
602,929.68 : 903,212.14 = 349,678.15 : x - Step 2: Convert to fraction form
602,929.68/903,212.14 = 349,678.15/x - Step 3: Cross multiply
602,929.68x = 903,212.14 × 349,678.15 - Step 4: Simplify right side
602,929.68x = 315,833,548,679.63 - Step 5: Solve for x
x = 315,833,548,679.63/602,929.68 - Step 6: Final answer
x = 523,831.49
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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.