Finding the Fourth Proportional to 602,188.13, 903,779.12 and 302,753.81
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Solution
The fourth proportional to 602,188.13, 903,779.12 and 302,753.81 is: 454,380.55
Step by Step Solution
- Step 1: Write the proportion equation
602,188.13 : 903,779.12 = 302,753.81 : x - Step 2: Convert to fraction form
602,188.13/903,779.12 = 302,753.81/x - Step 3: Cross multiply
602,188.13x = 903,779.12 × 302,753.81 - Step 4: Simplify right side
602,188.13x = 273,622,574,994.78 - Step 5: Solve for x
x = 273,622,574,994.78/602,188.13 - Step 6: Final answer
x = 454,380.55
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1.5x scale
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.