Finding the Fourth Proportional to 735,129.70, 1,031,281.10 and 735,129.70
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Solution
The fourth proportional to 735,129.70, 1,031,281.10 and 735,129.70 is: 1,031,281.10
Step by Step Solution
- Step 1: Write the proportion equation
735,129.70 : 1,031,281.10 = 735,129.70 : x - Step 2: Convert to fraction form
735,129.70/1,031,281.10 = 735,129.70/x - Step 3: Cross multiply
735,129.70x = 1,031,281.10 × 735,129.70 - Step 4: Simplify right side
735,129.70x = 758,125,365,658.67 - Step 5: Solve for x
x = 758,125,365,658.67/735,129.70 - Step 6: Final answer
x = 1,031,281.10
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.