Finding the Fourth Proportional to 1,009,523.30, 1,514,285.58 and 299,545.07
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Solution
The fourth proportional to 1,009,523.30, 1,514,285.58 and 299,545.07 is: 449,317.79
Step by Step Solution
- Step 1: Write the proportion equation
1,009,523.30 : 1,514,285.58 = 299,545.07 : x - Step 2: Convert to fraction form
1,009,523.30/1,514,285.58 = 299,545.07/x - Step 3: Cross multiply
1,009,523.30x = 1,514,285.58 × 299,545.07 - Step 4: Simplify right side
1,009,523.30x = 453,596,773,612.96 - Step 5: Solve for x
x = 453,596,773,612.96/1,009,523.30 - Step 6: Final answer
x = 449,317.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.