Finding the Fourth Proportional to 977,847.18, 1,467,174.36 and 528,038.37
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Solution
The fourth proportional to 977,847.18, 1,467,174.36 and 528,038.37 is: 792,275.49
Step by Step Solution
- Step 1: Write the proportion equation
977,847.18 : 1,467,174.36 = 528,038.37 : x - Step 2: Convert to fraction form
977,847.18/1,467,174.36 = 528,038.37/x - Step 3: Cross multiply
977,847.18x = 1,467,174.36 × 528,038.37 - Step 4: Simplify right side
977,847.18x = 774,724,357,560.19 - Step 5: Solve for x
x = 774,724,357,560.19/977,847.18 - Step 6: Final answer
x = 792,275.49
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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.