Finding the Fourth Proportional to 370,037.59, 555,056.53 and 130,328.53
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Solution
The fourth proportional to 370,037.59, 555,056.53 and 130,328.53 is: 195,492.84
Step by Step Solution
- Step 1: Write the proportion equation
370,037.59 : 555,056.53 = 130,328.53 : x - Step 2: Convert to fraction form
370,037.59/555,056.53 = 130,328.53/x - Step 3: Cross multiply
370,037.59x = 555,056.53 × 130,328.53 - Step 4: Simplify right side
370,037.59x = 72,339,699,908.34 - Step 5: Solve for x
x = 72,339,699,908.34/370,037.59 - Step 6: Final answer
x = 195,492.84
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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.