Finding the Fourth Proportional to 545,368.14, 818,089.58 and 185,392.50
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Solution
The fourth proportional to 545,368.14, 818,089.58 and 185,392.50 is: 278,101.45
Step by Step Solution
- Step 1: Write the proportion equation
545,368.14 : 818,089.58 = 185,392.50 : x - Step 2: Convert to fraction form
545,368.14/818,089.58 = 185,392.50/x - Step 3: Cross multiply
545,368.14x = 818,089.58 × 185,392.50 - Step 4: Simplify right side
545,368.14x = 151,667,672,460.15 - Step 5: Solve for x
x = 151,667,672,460.15/545,368.14 - Step 6: Final answer
x = 278,101.45
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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.