Finding the Fourth Proportional to 609,363.71, 840,911.58 and 337,425.76
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Solution
The fourth proportional to 609,363.71, 840,911.58 and 337,425.76 is: 465,641.82
Step by Step Solution
- Step 1: Write the proportion equation
609,363.71 : 840,911.58 = 337,425.76 : x - Step 2: Convert to fraction form
609,363.71/840,911.58 = 337,425.76/x - Step 3: Cross multiply
609,363.71x = 840,911.58 × 337,425.76 - Step 4: Simplify right side
609,363.71x = 283,745,228,974.30 - Step 5: Solve for x
x = 283,745,228,974.30/609,363.71 - Step 6: Final answer
x = 465,641.82
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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.