Finding the Fourth Proportional to 943,624.95, 1,302,239.29 and 535,764.74
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Solution
The fourth proportional to 943,624.95, 1,302,239.29 and 535,764.74 is: 739,376.27
Step by Step Solution
- Step 1: Write the proportion equation
943,624.95 : 1,302,239.29 = 535,764.74 : x - Step 2: Convert to fraction form
943,624.95/1,302,239.29 = 535,764.74/x - Step 3: Cross multiply
943,624.95x = 1,302,239.29 × 535,764.74 - Step 4: Simplify right side
943,624.95x = 697,693,894,671.10 - Step 5: Solve for x
x = 697,693,894,671.10/943,624.95 - Step 6: Final answer
x = 739,376.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.