Finding the Fourth Proportional to 556,056.78, 834,183.99 and 201,565.95
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Solution
The fourth proportional to 556,056.78, 834,183.99 and 201,565.95 is: 302,384.75
Step by Step Solution
- Step 1: Write the proportion equation
556,056.78 : 834,183.99 = 201,565.95 : x - Step 2: Convert to fraction form
556,056.78/834,183.99 = 201,565.95/x - Step 3: Cross multiply
556,056.78x = 834,183.99 × 201,565.95 - Step 4: Simplify right side
556,056.78x = 168,143,088,419.14 - Step 5: Solve for x
x = 168,143,088,419.14/556,056.78 - Step 6: Final answer
x = 302,384.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.