Finding the Fourth Proportional to 583,402.80, 875,104.20 and 493,201.20
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Solution
The fourth proportional to 583,402.80, 875,104.20 and 493,201.20 is: 739,801.80
Step by Step Solution
- Step 1: Write the proportion equation
583,402.80 : 875,104.20 = 493,201.20 : x - Step 2: Convert to fraction form
583,402.80/875,104.20 = 493,201.20/x - Step 3: Cross multiply
583,402.80x = 875,104.20 × 493,201.20 - Step 4: Simplify right side
583,402.80x = 431,602,441,565.04 - Step 5: Solve for x
x = 431,602,441,565.04/583,402.80 - Step 6: Final answer
x = 739,801.80
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1.5x scale
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.