Finding the Fourth Proportional to 838,050.96, 1,156,536.42 and 475,490.10
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Solution
The fourth proportional to 838,050.96, 1,156,536.42 and 475,490.10 is: 656,191.14
Step by Step Solution
- Step 1: Write the proportion equation
838,050.96 : 1,156,536.42 = 475,490.10 : x - Step 2: Convert to fraction form
838,050.96/1,156,536.42 = 475,490.10/x - Step 3: Cross multiply
838,050.96x = 1,156,536.42 × 475,490.10 - Step 4: Simplify right side
838,050.96x = 549,921,617,999.44 - Step 5: Solve for x
x = 549,921,617,999.44/838,050.96 - Step 6: Final answer
x = 656,191.14
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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.