Finding the Fourth Proportional to 346,964.91, 520,594.98 and 147,328.26
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Solution
The fourth proportional to 346,964.91, 520,594.98 and 147,328.26 is: 221,055.07
Step by Step Solution
- Step 1: Write the proportion equation
346,964.91 : 520,594.98 = 147,328.26 : x - Step 2: Convert to fraction form
346,964.91/520,594.98 = 147,328.26/x - Step 3: Cross multiply
346,964.91x = 520,594.98 × 147,328.26 - Step 4: Simplify right side
346,964.91x = 76,698,352,568.13 - Step 5: Solve for x
x = 76,698,352,568.13/346,964.91 - Step 6: Final answer
x = 221,055.07
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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.