Finding the Fourth Proportional to 430,868.76, 594,622.44 and 239,877.96
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Solution
The fourth proportional to 430,868.76, 594,622.44 and 239,877.96 is: 331,044.70
Step by Step Solution
- Step 1: Write the proportion equation
430,868.76 : 594,622.44 = 239,877.96 : x - Step 2: Convert to fraction form
430,868.76/594,622.44 = 239,877.96/x - Step 3: Cross multiply
430,868.76x = 594,622.44 × 239,877.96 - Step 4: Simplify right side
430,868.76x = 142,636,817,877.42 - Step 5: Solve for x
x = 142,636,817,877.42/430,868.76 - Step 6: Final answer
x = 331,044.70
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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.