Finding the Fourth Proportional to 510,779.91, 704,876.27 and 296,044.53
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Solution
The fourth proportional to 510,779.91, 704,876.27 and 296,044.53 is: 408,541.45
Step by Step Solution
- Step 1: Write the proportion equation
510,779.91 : 704,876.27 = 296,044.53 : x - Step 2: Convert to fraction form
510,779.91/704,876.27 = 296,044.53/x - Step 3: Cross multiply
510,779.91x = 704,876.27 × 296,044.53 - Step 4: Simplify right side
510,779.91x = 208,674,762,580.08 - Step 5: Solve for x
x = 208,674,762,580.08/510,779.91 - Step 6: Final answer
x = 408,541.45
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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.