Finding the Fourth Proportional to 893,303.83, 1,339,202.13 and 387,483.99
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Solution
The fourth proportional to 893,303.83, 1,339,202.13 and 387,483.99 is: 580,899.09
Step by Step Solution
- Step 1: Write the proportion equation
893,303.83 : 1,339,202.13 = 387,483.99 : x - Step 2: Convert to fraction form
893,303.83/1,339,202.13 = 387,483.99/x - Step 3: Cross multiply
893,303.83x = 1,339,202.13 × 387,483.99 - Step 4: Simplify right side
893,303.83x = 518,919,384,748.90 - Step 5: Solve for x
x = 518,919,384,748.90/893,303.83 - Step 6: Final answer
x = 580,899.09
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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.