Finding the Fourth Proportional to 594,772.21, 818,711.27 and 513,358.74
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Solution
The fourth proportional to 594,772.21, 818,711.27 and 513,358.74 is: 706,644.62
Step by Step Solution
- Step 1: Write the proportion equation
594,772.21 : 818,711.27 = 513,358.74 : x - Step 2: Convert to fraction form
594,772.21/818,711.27 = 513,358.74/x - Step 3: Cross multiply
594,772.21x = 818,711.27 × 513,358.74 - Step 4: Simplify right side
594,772.21x = 420,292,583,424.21 - Step 5: Solve for x
x = 420,292,583,424.21/594,772.21 - Step 6: Final answer
x = 706,644.62
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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.