Finding the Fourth Proportional to 552,624.33, 762,567.29 and 310,901.70
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Solution
The fourth proportional to 552,624.33, 762,567.29 and 310,901.70 is: 429,013.80
Step by Step Solution
- Step 1: Write the proportion equation
552,624.33 : 762,567.29 = 310,901.70 : x - Step 2: Convert to fraction form
552,624.33/762,567.29 = 310,901.70/x - Step 3: Cross multiply
552,624.33x = 762,567.29 × 310,901.70 - Step 4: Simplify right side
552,624.33x = 237,083,461,458.05 - Step 5: Solve for x
x = 237,083,461,458.05/552,624.33 - Step 6: Final answer
x = 429,013.80
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1.5x scale
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.