Finding the Fourth Proportional to 539,674.56, 744,746.13 and 297,951.99
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Solution
The fourth proportional to 539,674.56, 744,746.13 and 297,951.99 is: 411,171.11
Step by Step Solution
- Step 1: Write the proportion equation
539,674.56 : 744,746.13 = 297,951.99 : x - Step 2: Convert to fraction form
539,674.56/744,746.13 = 297,951.99/x - Step 3: Cross multiply
539,674.56x = 744,746.13 × 297,951.99 - Step 4: Simplify right side
539,674.56x = 221,898,588,685.50 - Step 5: Solve for x
x = 221,898,588,685.50/539,674.56 - Step 6: Final answer
x = 411,171.11
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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.