Finding the Fourth Proportional to 539,296.77, 744,228.68 and 297,579.15
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Solution
The fourth proportional to 539,296.77, 744,228.68 and 297,579.15 is: 410,658.75
Step by Step Solution
- Step 1: Write the proportion equation
539,296.77 : 744,228.68 = 297,579.15 : x - Step 2: Convert to fraction form
539,296.77/744,228.68 = 297,579.15/x - Step 3: Cross multiply
539,296.77x = 744,228.68 × 297,579.15 - Step 4: Simplify right side
539,296.77x = 221,466,936,512.13 - Step 5: Solve for x
x = 221,466,936,512.13/539,296.77 - Step 6: Final answer
x = 410,658.75
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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.