Finding the Fourth Proportional to 503,903.58, 695,386.92 and 277,549.08
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Solution
The fourth proportional to 503,903.58, 695,386.92 and 277,549.08 is: 383,017.72
Step by Step Solution
- Step 1: Write the proportion equation
503,903.58 : 695,386.92 = 277,549.08 : x - Step 2: Convert to fraction form
503,903.58/695,386.92 = 277,549.08/x - Step 3: Cross multiply
503,903.58x = 695,386.92 × 277,549.08 - Step 4: Simplify right side
503,903.58x = 193,003,999,890.03 - Step 5: Solve for x
x = 193,003,999,890.03/503,903.58 - Step 6: Final answer
x = 383,017.72
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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.