Finding the Fourth Proportional to 500,753,246, 690,241,320.84 and 394,733,904.84
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Solution
The fourth proportional to 500,753,246, 690,241,320.84 and 394,733,904.84 is: 544,103,615.97
Step by Step Solution
- Step 1: Write the proportion equation
500,753,246 : 690,241,320.84 = 394,733,904.84 : x - Step 2: Convert to fraction form
500,753,246/690,241,320.84 = 394,733,904.84/x - Step 3: Cross multiply
500,753,246x = 690,241,320.84 × 394,733,904.84 - Step 4: Simplify right side
500,753,246x = 272,461,651,857,092,448 - Step 5: Solve for x
x = 272,461,651,857,092,448/500,753,246 - Step 6: Final answer
x = 544,103,615.97
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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.