Finding the Fourth Proportional to 935,942.42, 1,291,596.63 and 506,221.52
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Solution
The fourth proportional to 935,942.42, 1,291,596.63 and 506,221.52 is: 698,583.58
Step by Step Solution
- Step 1: Write the proportion equation
935,942.42 : 1,291,596.63 = 506,221.52 : x - Step 2: Convert to fraction form
935,942.42/1,291,596.63 = 506,221.52/x - Step 3: Cross multiply
935,942.42x = 1,291,596.63 × 506,221.52 - Step 4: Simplify right side
935,942.42x = 653,834,009,265.48 - Step 5: Solve for x
x = 653,834,009,265.48/935,942.42 - Step 6: Final answer
x = 698,583.58
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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.