Finding the Fourth Proportional to 369,266.99, 553,959.50 and 156,036.92
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Solution
The fourth proportional to 369,266.99, 553,959.50 and 156,036.92 is: 234,080.32
Step by Step Solution
- Step 1: Write the proportion equation
369,266.99 : 553,959.50 = 156,036.92 : x - Step 2: Convert to fraction form
369,266.99/553,959.50 = 156,036.92/x - Step 3: Cross multiply
369,266.99x = 553,959.50 × 156,036.92 - Step 4: Simplify right side
369,266.99x = 86,438,134,184.74 - Step 5: Solve for x
x = 86,438,134,184.74/369,266.99 - Step 6: Final answer
x = 234,080.32
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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.