Finding the Fourth Proportional to 561,227.36, 774,510.78 and 306,594.95
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Solution
The fourth proportional to 561,227.36, 774,510.78 and 306,594.95 is: 423,110.32
Step by Step Solution
- Step 1: Write the proportion equation
561,227.36 : 774,510.78 = 306,594.95 : x - Step 2: Convert to fraction form
561,227.36/774,510.78 = 306,594.95/x - Step 3: Cross multiply
561,227.36x = 774,510.78 × 306,594.95 - Step 4: Simplify right side
561,227.36x = 237,461,088,463.03 - Step 5: Solve for x
x = 237,461,088,463.03/561,227.36 - Step 6: Final answer
x = 423,110.32
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1.5x scale
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.