Finding the Fourth Proportional to 348,461.42, 480,925.91 and 203,315.09
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Solution
The fourth proportional to 348,461.42, 480,925.91 and 203,315.09 is: 280,603.50
Step by Step Solution
- Step 1: Write the proportion equation
348,461.42 : 480,925.91 = 203,315.09 : x - Step 2: Convert to fraction form
348,461.42/480,925.91 = 203,315.09/x - Step 3: Cross multiply
348,461.42x = 480,925.91 × 203,315.09 - Step 4: Simplify right side
348,461.42x = 97,779,491,253.78 - Step 5: Solve for x
x = 97,779,491,253.78/348,461.42 - Step 6: Final answer
x = 280,603.50
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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.