Finding the Fourth Proportional to 372,307.09, 558,368.36 and 106,069.91
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Solution
The fourth proportional to 372,307.09, 558,368.36 and 106,069.91 is: 159,078.57
Step by Step Solution
- Step 1: Write the proportion equation
372,307.09 : 558,368.36 = 106,069.91 : x - Step 2: Convert to fraction form
372,307.09/558,368.36 = 106,069.91/x - Step 3: Cross multiply
372,307.09x = 558,368.36 × 106,069.91 - Step 4: Simplify right side
372,307.09x = 59,226,078,900.21 - Step 5: Solve for x
x = 59,226,078,900.21/372,307.09 - Step 6: Final answer
x = 159,078.57
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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.