Finding the Fourth Proportional to 875,566.08, 1,208,286.72 and 473,157.12
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Solution
The fourth proportional to 875,566.08, 1,208,286.72 and 473,157.12 is: 652,959.81
Step by Step Solution
- Step 1: Write the proportion equation
875,566.08 : 1,208,286.72 = 473,157.12 : x - Step 2: Convert to fraction form
875,566.08/1,208,286.72 = 473,157.12/x - Step 3: Cross multiply
875,566.08x = 1,208,286.72 × 473,157.12 - Step 4: Simplify right side
875,566.08x = 571,709,464,569.45 - Step 5: Solve for x
x = 571,709,464,569.45/875,566.08 - Step 6: Final answer
x = 652,959.81
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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.