Finding the Fourth Proportional to 731,816.95, 1,098,355.99 and 507,335.02
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Solution
The fourth proportional to 731,816.95, 1,098,355.99 and 507,335.02 is: 761,439.67
Step by Step Solution
- Step 1: Write the proportion equation
731,816.95 : 1,098,355.99 = 507,335.02 : x - Step 2: Convert to fraction form
731,816.95/1,098,355.99 = 507,335.02/x - Step 3: Cross multiply
731,816.95x = 1,098,355.99 × 507,335.02 - Step 4: Simplify right side
731,816.95x = 557,234,458,258.38 - Step 5: Solve for x
x = 557,234,458,258.38/731,816.95 - Step 6: Final answer
x = 761,439.67
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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.