Finding the Fourth Proportional to 602,269.36, 903,698.88 and 425,909.68
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Solution
The fourth proportional to 602,269.36, 903,698.88 and 425,909.68 is: 639,073.02
Step by Step Solution
- Step 1: Write the proportion equation
602,269.36 : 903,698.88 = 425,909.68 : x - Step 2: Convert to fraction form
602,269.36/903,698.88 = 425,909.68/x - Step 3: Cross multiply
602,269.36x = 903,698.88 × 425,909.68 - Step 4: Simplify right side
602,269.36x = 384,894,100,797.16 - Step 5: Solve for x
x = 384,894,100,797.16/602,269.36 - Step 6: Final answer
x = 639,073.02
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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.