Finding the Fourth Proportional to 482,630.84, 720,027.44 and 456,503.48
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Solution
The fourth proportional to 482,630.84, 720,027.44 and 456,503.48 is: 681,048.55
Step by Step Solution
- Step 1: Write the proportion equation
482,630.84 : 720,027.44 = 456,503.48 : x - Step 2: Convert to fraction form
482,630.84/720,027.44 = 456,503.48/x - Step 3: Cross multiply
482,630.84x = 720,027.44 × 456,503.48 - Step 4: Simplify right side
482,630.84x = 328,695,032,055.49 - Step 5: Solve for x
x = 328,695,032,055.49/482,630.84 - Step 6: Final answer
x = 681,048.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.