Finding the Fourth Proportional to 652,000.91, 899,747.84 and 361,565.62
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Solution
The fourth proportional to 652,000.91, 899,747.84 and 361,565.62 is: 498,953.12
Step by Step Solution
- Step 1: Write the proportion equation
652,000.91 : 899,747.84 = 361,565.62 : x - Step 2: Convert to fraction form
652,000.91/899,747.84 = 361,565.62/x - Step 3: Cross multiply
652,000.91x = 899,747.84 × 361,565.62 - Step 4: Simplify right side
652,000.91x = 325,317,884,267.81 - Step 5: Solve for x
x = 325,317,884,267.81/652,000.91 - Step 6: Final answer
x = 498,953.12
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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.