Finding the Fourth Proportional to 526,068.50, 788,908.95 and 189,018.99
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Solution
The fourth proportional to 526,068.50, 788,908.95 and 189,018.99 is: 283,458.85
Step by Step Solution
- Step 1: Write the proportion equation
526,068.50 : 788,908.95 = 189,018.99 : x - Step 2: Convert to fraction form
526,068.50/788,908.95 = 189,018.99/x - Step 3: Cross multiply
526,068.50x = 788,908.95 × 189,018.99 - Step 4: Simplify right side
526,068.50x = 149,118,772,930.96 - Step 5: Solve for x
x = 149,118,772,930.96/526,068.50 - Step 6: Final answer
x = 283,458.85
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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.