Finding the Fourth Proportional to 937,421.08, 1,293,640.68 and 507,701.20
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Solution
The fourth proportional to 937,421.08, 1,293,640.68 and 507,701.20 is: 700,627.43
Step by Step Solution
- Step 1: Write the proportion equation
937,421.08 : 1,293,640.68 = 507,701.20 : x - Step 2: Convert to fraction form
937,421.08/1,293,640.68 = 507,701.20/x - Step 3: Cross multiply
937,421.08x = 1,293,640.68 × 507,701.20 - Step 4: Simplify right side
937,421.08x = 656,782,925,604.82 - Step 5: Solve for x
x = 656,782,925,604.82/937,421.08 - Step 6: Final answer
x = 700,627.43
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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.