Finding the Fourth Proportional to 469,297.06, 647,630.25 and 254,437.99
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Solution
The fourth proportional to 469,297.06, 647,630.25 and 254,437.99 is: 351,124.59
Step by Step Solution
- Step 1: Write the proportion equation
469,297.06 : 647,630.25 = 254,437.99 : x - Step 2: Convert to fraction form
469,297.06/647,630.25 = 254,437.99/x - Step 3: Cross multiply
469,297.06x = 647,630.25 × 254,437.99 - Step 4: Simplify right side
469,297.06x = 164,781,739,073.20 - Step 5: Solve for x
x = 164,781,739,073.20/469,297.06 - Step 6: Final answer
x = 351,124.59
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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.