Finding the Fourth Proportional to 566,559.74, 781,908.92 and 423,070.67
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Solution
The fourth proportional to 566,559.74, 781,908.92 and 423,070.67 is: 583,879.70
Step by Step Solution
- Step 1: Write the proportion equation
566,559.74 : 781,908.92 = 423,070.67 : x - Step 2: Convert to fraction form
566,559.74/781,908.92 = 423,070.67/x - Step 3: Cross multiply
566,559.74x = 781,908.92 × 423,070.67 - Step 4: Simplify right side
566,559.74x = 330,802,733,675.83 - Step 5: Solve for x
x = 330,802,733,675.83/566,559.74 - Step 6: Final answer
x = 583,879.70
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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.