Finding the Fourth Proportional to 539,545.95, 744,573.56 and 297,828.68
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Solution
The fourth proportional to 539,545.95, 744,573.56 and 297,828.68 is: 411,003.66
Step by Step Solution
- Step 1: Write the proportion equation
539,545.95 : 744,573.56 = 297,828.68 : x - Step 2: Convert to fraction form
539,545.95/744,573.56 = 297,828.68/x - Step 3: Cross multiply
539,545.95x = 744,573.56 × 297,828.68 - Step 4: Simplify right side
539,545.95x = 221,755,360,537.70 - Step 5: Solve for x
x = 221,755,360,537.70/539,545.95 - Step 6: Final answer
x = 411,003.66
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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.