Finding the Fourth Proportional to 224,417.04, 309,735.59 and 133,778.79
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Solution
The fourth proportional to 224,417.04, 309,735.59 and 133,778.79 is: 184,638.62
Step by Step Solution
- Step 1: Write the proportion equation
224,417.04 : 309,735.59 = 133,778.79 : x - Step 2: Convert to fraction form
224,417.04/309,735.59 = 133,778.79/x - Step 3: Cross multiply
224,417.04x = 309,735.59 × 133,778.79 - Step 4: Simplify right side
224,417.04x = 41,436,051,781.24 - Step 5: Solve for x
x = 41,436,051,781.24/224,417.04 - Step 6: Final answer
x = 184,638.62
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1.5x scale
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.