Finding the Fourth Proportional to 558,746.40, 838,134.99 and 204,024.72
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Solution
The fourth proportional to 558,746.40, 838,134.99 and 204,024.72 is: 306,042.70
Step by Step Solution
- Step 1: Write the proportion equation
558,746.40 : 838,134.99 = 204,024.72 : x - Step 2: Convert to fraction form
558,746.40/838,134.99 = 204,024.72/x - Step 3: Cross multiply
558,746.40x = 838,134.99 × 204,024.72 - Step 4: Simplify right side
558,746.40x = 171,000,256,656.95 - Step 5: Solve for x
x = 171,000,256,656.95/558,746.40 - Step 6: Final answer
x = 306,042.70
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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.