Finding the Fourth Proportional to 349,701.60, 524,512.08 and 97,000.80
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Solution
The fourth proportional to 349,701.60, 524,512.08 and 97,000.80 is: 145,490.02
Step by Step Solution
- Step 1: Write the proportion equation
349,701.60 : 524,512.08 = 97,000.80 : x - Step 2: Convert to fraction form
349,701.60/524,512.08 = 97,000.80/x - Step 3: Cross multiply
349,701.60x = 524,512.08 × 97,000.80 - Step 4: Simplify right side
349,701.60x = 50,878,091,369.66 - Step 5: Solve for x
x = 50,878,091,369.66/349,701.60 - Step 6: Final answer
x = 145,490.02
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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.