Finding the Fourth Proportional to 677,283.60, 1,018,267.80 and 633,430.80
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Solution
The fourth proportional to 677,283.60, 1,018,267.80 and 633,430.80 is: 952,336.93
Step by Step Solution
- Step 1: Write the proportion equation
677,283.60 : 1,018,267.80 = 633,430.80 : x - Step 2: Convert to fraction form
677,283.60/1,018,267.80 = 633,430.80/x - Step 3: Cross multiply
677,283.60x = 1,018,267.80 × 633,430.80 - Step 4: Simplify right side
677,283.60x = 645,002,187,168.24 - Step 5: Solve for x
x = 645,002,187,168.24/677,283.60 - Step 6: Final answer
x = 952,336.93
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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.