Finding the Fourth Proportional to 576,029.40, 864,044.10 and 556,675.80
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Solution
The fourth proportional to 576,029.40, 864,044.10 and 556,675.80 is: 835,013.70
Step by Step Solution
- Step 1: Write the proportion equation
576,029.40 : 864,044.10 = 556,675.80 : x - Step 2: Convert to fraction form
576,029.40/864,044.10 = 556,675.80/x - Step 3: Cross multiply
576,029.40x = 864,044.10 × 556,675.80 - Step 4: Simplify right side
576,029.40x = 480,992,440,602.78 - Step 5: Solve for x
x = 480,992,440,602.78/576,029.40 - Step 6: Final answer
x = 835,013.70
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Similar ratio
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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.