Finding the Fourth Proportional to 302,271.99, 417,135.33 and 166,303.05
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Solution
The fourth proportional to 302,271.99, 417,135.33 and 166,303.05 is: 229,498.20
Step by Step Solution
- Step 1: Write the proportion equation
302,271.99 : 417,135.33 = 166,303.05 : x - Step 2: Convert to fraction form
302,271.99/417,135.33 = 166,303.05/x - Step 3: Cross multiply
302,271.99x = 417,135.33 × 166,303.05 - Step 4: Simplify right side
302,271.99x = 69,370,877,641.76 - Step 5: Solve for x
x = 69,370,877,641.76/302,271.99 - Step 6: Final answer
x = 229,498.20
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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.