Finding the Fourth Proportional to 430,073.95, 593,592.35 and 272,808.15
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Solution
The fourth proportional to 430,073.95, 593,592.35 and 272,808.15 is: 376,532.52
Step by Step Solution
- Step 1: Write the proportion equation
430,073.95 : 593,592.35 = 272,808.15 : x - Step 2: Convert to fraction form
430,073.95/593,592.35 = 272,808.15/x - Step 3: Cross multiply
430,073.95x = 593,592.35 × 272,808.15 - Step 4: Simplify right side
430,073.95x = 161,936,829,313.70 - Step 5: Solve for x
x = 161,936,829,313.70/430,073.95 - Step 6: Final answer
x = 376,532.52
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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.