Finding the Fourth Proportional to 626,569.08, 864,666.21 and 340,089.23
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Solution
The fourth proportional to 626,569.08, 864,666.21 and 340,089.23 is: 469,323.61
Step by Step Solution
- Step 1: Write the proportion equation
626,569.08 : 864,666.21 = 340,089.23 : x - Step 2: Convert to fraction form
626,569.08/864,666.21 = 340,089.23/x - Step 3: Cross multiply
626,569.08x = 864,666.21 × 340,089.23 - Step 4: Simplify right side
626,569.08x = 294,063,665,565.92 - Step 5: Solve for x
x = 294,063,665,565.92/626,569.08 - Step 6: Final answer
x = 469,323.61
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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.