Finding the Fourth Proportional to 649,444.46, 896,194.73 and 359,038.62
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Solution
The fourth proportional to 649,444.46, 896,194.73 and 359,038.62 is: 495,451.95
Step by Step Solution
- Step 1: Write the proportion equation
649,444.46 : 896,194.73 = 359,038.62 : x - Step 2: Convert to fraction form
649,444.46/896,194.73 = 359,038.62/x - Step 3: Cross multiply
649,444.46x = 896,194.73 × 359,038.62 - Step 4: Simplify right side
649,444.46x = 321,768,520,008.07 - Step 5: Solve for x
x = 321,768,520,008.07/649,444.46 - Step 6: Final answer
x = 495,451.95
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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.