Finding the Fourth Proportional to 551,337.70, 827,006.55 and 528,009.70
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Solution
The fourth proportional to 551,337.70, 827,006.55 and 528,009.70 is: 792,014.55
Step by Step Solution
- Step 1: Write the proportion equation
551,337.70 : 827,006.55 = 528,009.70 : x - Step 2: Convert to fraction form
551,337.70/827,006.55 = 528,009.70/x - Step 3: Cross multiply
551,337.70x = 827,006.55 × 528,009.70 - Step 4: Simplify right side
551,337.70x = 436,667,480,363.54 - Step 5: Solve for x
x = 436,667,480,363.54/551,337.70 - Step 6: Final answer
x = 792,014.55
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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.