Finding the Fourth Proportional to 549,392.29, 823,913.86 and 513,529.42
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Solution
The fourth proportional to 549,392.29, 823,913.86 and 513,529.42 is: 770,130.95
Step by Step Solution
- Step 1: Write the proportion equation
549,392.29 : 823,913.86 = 513,529.42 : x - Step 2: Convert to fraction form
549,392.29/823,913.86 = 513,529.42/x - Step 3: Cross multiply
549,392.29x = 823,913.86 × 513,529.42 - Step 4: Simplify right side
549,392.29x = 423,104,003,312.15 - Step 5: Solve for x
x = 423,104,003,312.15/549,392.29 - Step 6: Final answer
x = 770,130.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.