Finding the Fourth Proportional to 803,862.08, 1,109,259.74 and 441,285.42
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Solution
The fourth proportional to 803,862.08, 1,109,259.74 and 441,285.42 is: 608,935.49
Step by Step Solution
- Step 1: Write the proportion equation
803,862.08 : 1,109,259.74 = 441,285.42 : x - Step 2: Convert to fraction form
803,862.08/1,109,259.74 = 441,285.42/x - Step 3: Cross multiply
803,862.08x = 1,109,259.74 × 441,285.42 - Step 4: Simplify right side
803,862.08x = 489,500,150,254.99 - Step 5: Solve for x
x = 489,500,150,254.99/803,862.08 - Step 6: Final answer
x = 608,935.49
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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.