Finding the Fourth Proportional to 594,319.71, 891,479.49 and 278,776.62
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Solution
The fourth proportional to 594,319.71, 891,479.49 and 278,776.62 is: 418,164.89
Step by Step Solution
- Step 1: Write the proportion equation
594,319.71 : 891,479.49 = 278,776.62 : x - Step 2: Convert to fraction form
594,319.71/891,479.49 = 278,776.62/x - Step 3: Cross multiply
594,319.71x = 891,479.49 × 278,776.62 - Step 4: Simplify right side
594,319.71x = 248,523,637,976.11 - Step 5: Solve for x
x = 248,523,637,976.11/594,319.71 - Step 6: Final answer
x = 418,164.89
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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.