Finding the Fourth Proportional to 439,140.06, 658,201.80 and 201,985.02
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Solution
The fourth proportional to 439,140.06, 658,201.80 and 201,985.02 is: 302,743.74
Step by Step Solution
- Step 1: Write the proportion equation
439,140.06 : 658,201.80 = 201,985.02 : x - Step 2: Convert to fraction form
439,140.06/658,201.80 = 201,985.02/x - Step 3: Cross multiply
439,140.06x = 658,201.80 × 201,985.02 - Step 4: Simplify right side
439,140.06x = 132,946,903,737.04 - Step 5: Solve for x
x = 132,946,903,737.04/439,140.06 - Step 6: Final answer
x = 302,743.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.