Finding the Fourth Proportional to 561,201.70, 841,802.55 and 561,201.70
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Solution
The fourth proportional to 561,201.70, 841,802.55 and 561,201.70 is: 841,802.55
Step by Step Solution
- Step 1: Write the proportion equation
561,201.70 : 841,802.55 = 561,201.70 : x - Step 2: Convert to fraction form
561,201.70/841,802.55 = 561,201.70/x - Step 3: Cross multiply
561,201.70x = 841,802.55 × 561,201.70 - Step 4: Simplify right side
561,201.70x = 472,421,022,124.34 - Step 5: Solve for x
x = 472,421,022,124.34/561,201.70 - Step 6: Final answer
x = 841,802.55
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1.5x scale
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.