Finding the Fourth Proportional to 577,503.70, 864,615.30 and 546,083.80
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Solution
The fourth proportional to 577,503.70, 864,615.30 and 546,083.80 is: 817,574.69
Step by Step Solution
- Step 1: Write the proportion equation
577,503.70 : 864,615.30 = 546,083.80 : x - Step 2: Convert to fraction form
577,503.70/864,615.30 = 546,083.80/x - Step 3: Cross multiply
577,503.70x = 864,615.30 × 546,083.80 - Step 4: Simplify right side
577,503.70x = 472,152,408,562.14 - Step 5: Solve for x
x = 472,152,408,562.14/577,503.70 - Step 6: Final answer
x = 817,574.69
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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.