Finding the Fourth Proportional to 558,370.67, 770,491.99 and 328,914.41
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Solution
The fourth proportional to 558,370.67, 770,491.99 and 328,914.41 is: 453,866.82
Step by Step Solution
- Step 1: Write the proportion equation
558,370.67 : 770,491.99 = 328,914.41 : x - Step 2: Convert to fraction form
558,370.67/770,491.99 = 328,914.41/x - Step 3: Cross multiply
558,370.67x = 770,491.99 × 328,914.41 - Step 4: Simplify right side
558,370.67x = 253,425,918,300.58 - Step 5: Solve for x
x = 253,425,918,300.58/558,370.67 - Step 6: Final answer
x = 453,866.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.