Finding the Fourth Proportional to 651,840.80, 976,594.80 and 558,528.80
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Solution
The fourth proportional to 651,840.80, 976,594.80 and 558,528.80 is: 836,793.77
Step by Step Solution
- Step 1: Write the proportion equation
651,840.80 : 976,594.80 = 558,528.80 : x - Step 2: Convert to fraction form
651,840.80/976,594.80 = 558,528.80/x - Step 3: Cross multiply
651,840.80x = 976,594.80 × 558,528.80 - Step 4: Simplify right side
651,840.80x = 545,456,321,730.24 - Step 5: Solve for x
x = 545,456,321,730.24/651,840.80 - Step 6: Final answer
x = 836,793.77
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1.5x scale
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.