Finding the Fourth Proportional to 569,000.36, 785,332.59 and 339,442.75
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Solution
The fourth proportional to 569,000.36, 785,332.59 and 339,442.75 is: 468,497.86
Step by Step Solution
- Step 1: Write the proportion equation
569,000.36 : 785,332.59 = 339,442.75 : x - Step 2: Convert to fraction form
569,000.36/785,332.59 = 339,442.75/x - Step 3: Cross multiply
569,000.36x = 785,332.59 × 339,442.75 - Step 4: Simplify right side
569,000.36x = 266,575,453,722.98 - Step 5: Solve for x
x = 266,575,453,722.98/569,000.36 - Step 6: Final answer
x = 468,497.86
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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.