Finding the Fourth Proportional to 539,566.47, 744,601.87 and 297,849.21
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Solution
The fourth proportional to 539,566.47, 744,601.87 and 297,849.21 is: 411,031.99
Step by Step Solution
- Step 1: Write the proportion equation
539,566.47 : 744,601.87 = 297,849.21 : x - Step 2: Convert to fraction form
539,566.47/744,601.87 = 297,849.21/x - Step 3: Cross multiply
539,566.47x = 744,601.87 × 297,849.21 - Step 4: Simplify right side
539,566.47x = 221,779,078,744.02 - Step 5: Solve for x
x = 221,779,078,744.02/539,566.47 - Step 6: Final answer
x = 411,031.99
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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.