Finding the Fourth Proportional to 312,373.04, 468,588.36 and 102,012.08
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Solution
The fourth proportional to 312,373.04, 468,588.36 and 102,012.08 is: 153,027.53
Step by Step Solution
- Step 1: Write the proportion equation
312,373.04 : 468,588.36 = 102,012.08 : x - Step 2: Convert to fraction form
312,373.04/468,588.36 = 102,012.08/x - Step 3: Cross multiply
312,373.04x = 468,588.36 × 102,012.08 - Step 4: Simplify right side
312,373.04x = 47,801,673,267.39 - Step 5: Solve for x
x = 47,801,673,267.39/312,373.04 - Step 6: Final answer
x = 153,027.53
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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.