Finding the Fourth Proportional to 349,395.72, 524,088.72 and 199,315.68
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Solution
The fourth proportional to 349,395.72, 524,088.72 and 199,315.68 is: 298,970.75
Step by Step Solution
- Step 1: Write the proportion equation
349,395.72 : 524,088.72 = 199,315.68 : x - Step 2: Convert to fraction form
349,395.72/524,088.72 = 199,315.68/x - Step 3: Cross multiply
349,395.72x = 524,088.72 × 199,315.68 - Step 4: Simplify right side
349,395.72x = 104,459,099,607.13 - Step 5: Solve for x
x = 104,459,099,607.13/349,395.72 - Step 6: Final answer
x = 298,970.75
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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.