Finding the Fourth Proportional to 964,731.06, 1,331,319.80 and 529,139.49
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Solution
The fourth proportional to 964,731.06, 1,331,319.80 and 529,139.49 is: 730,207.52
Step by Step Solution
- Step 1: Write the proportion equation
964,731.06 : 1,331,319.80 = 529,139.49 : x - Step 2: Convert to fraction form
964,731.06/1,331,319.80 = 529,139.49/x - Step 3: Cross multiply
964,731.06x = 1,331,319.80 × 529,139.49 - Step 4: Simplify right side
964,731.06x = 704,453,873,352.89 - Step 5: Solve for x
x = 704,453,873,352.89/964,731.06 - Step 6: Final answer
x = 730,207.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.