Finding the Fourth Proportional to 423,149.85, 583,946.76 and 241,865.68
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Solution
The fourth proportional to 423,149.85, 583,946.76 and 241,865.68 is: 333,774.62
Step by Step Solution
- Step 1: Write the proportion equation
423,149.85 : 583,946.76 = 241,865.68 : x - Step 2: Convert to fraction form
423,149.85/583,946.76 = 241,865.68/x - Step 3: Cross multiply
423,149.85x = 583,946.76 × 241,865.68 - Step 4: Simplify right side
423,149.85x = 141,236,680,191.20 - Step 5: Solve for x
x = 141,236,680,191.20/423,149.85 - Step 6: Final answer
x = 333,774.62
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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.