Finding the Fourth Proportional to 370,828.08, 554,864.28 and 221,149.80
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Solution
The fourth proportional to 370,828.08, 554,864.28 and 221,149.80 is: 330,903.00
Step by Step Solution
- Step 1: Write the proportion equation
370,828.08 : 554,864.28 = 221,149.80 : x - Step 2: Convert to fraction form
370,828.08/554,864.28 = 221,149.80/x - Step 3: Cross multiply
370,828.08x = 554,864.28 × 221,149.80 - Step 4: Simplify right side
370,828.08x = 122,708,124,549.14 - Step 5: Solve for x
x = 122,708,124,549.14/370,828.08 - Step 6: Final answer
x = 330,903.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.