Finding the Fourth Proportional to 964,354.68, 1,330,821.63 and 556,541.28
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Solution
The fourth proportional to 964,354.68, 1,330,821.63 and 556,541.28 is: 768,033.99
Step by Step Solution
- Step 1: Write the proportion equation
964,354.68 : 1,330,821.63 = 556,541.28 : x - Step 2: Convert to fraction form
964,354.68/1,330,821.63 = 556,541.28/x - Step 3: Cross multiply
964,354.68x = 1,330,821.63 × 556,541.28 - Step 4: Simplify right side
964,354.68x = 740,657,173,411.89 - Step 5: Solve for x
x = 740,657,173,411.89/964,354.68 - Step 6: Final answer
x = 768,033.99
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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.