Finding the Fourth Proportional to 401,106.24, 553,526.40 and 239,967.84
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Solution
The fourth proportional to 401,106.24, 553,526.40 and 239,967.84 is: 331,155.49
Step by Step Solution
- Step 1: Write the proportion equation
401,106.24 : 553,526.40 = 239,967.84 : x - Step 2: Convert to fraction form
401,106.24/553,526.40 = 239,967.84/x - Step 3: Cross multiply
401,106.24x = 553,526.40 × 239,967.84 - Step 4: Simplify right side
401,106.24x = 132,828,534,590.98 - Step 5: Solve for x
x = 132,828,534,590.98/401,106.24 - Step 6: Final answer
x = 331,155.49
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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.