Finding the Fourth Proportional to 533,013.67, 735,560.76 and 291,296.17
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Solution
The fourth proportional to 533,013.67, 735,560.76 and 291,296.17 is: 401,989.75
Step by Step Solution
- Step 1: Write the proportion equation
533,013.67 : 735,560.76 = 291,296.17 : x - Step 2: Convert to fraction form
533,013.67/735,560.76 = 291,296.17/x - Step 3: Cross multiply
533,013.67x = 735,560.76 × 291,296.17 - Step 4: Simplify right side
533,013.67x = 214,266,032,190.29 - Step 5: Solve for x
x = 214,266,032,190.29/533,013.67 - Step 6: Final answer
x = 401,989.75
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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.