Finding the Fourth Proportional to 888,547.56, 1,225,891.98 and 506,298.84
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Solution
The fourth proportional to 888,547.56, 1,225,891.98 and 506,298.84 is: 698,519.38
Step by Step Solution
- Step 1: Write the proportion equation
888,547.56 : 1,225,891.98 = 506,298.84 : x - Step 2: Convert to fraction form
888,547.56/1,225,891.98 = 506,298.84/x - Step 3: Cross multiply
888,547.56x = 1,225,891.98 × 506,298.84 - Step 4: Simplify right side
888,547.56x = 620,667,687,439.30 - Step 5: Solve for x
x = 620,667,687,439.30/888,547.56 - Step 6: Final answer
x = 698,519.38
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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.