Finding the Fourth Proportional to 368,624.04, 553,134.71 and 155,539.63
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Solution
The fourth proportional to 368,624.04, 553,134.71 and 155,539.63 is: 233,393.26
Step by Step Solution
- Step 1: Write the proportion equation
368,624.04 : 553,134.71 = 155,539.63 : x - Step 2: Convert to fraction form
368,624.04/553,134.71 = 155,539.63/x - Step 3: Cross multiply
368,624.04x = 553,134.71 × 155,539.63 - Step 4: Simplify right side
368,624.04x = 86,034,368,133.56 - Step 5: Solve for x
x = 86,034,368,133.56/368,624.04 - Step 6: Final answer
x = 233,393.26
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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.