Finding the Fourth Proportional to 883,545.30, 1,219,260.54 and 539,956.08
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Solution
The fourth proportional to 883,545.30, 1,219,260.54 and 539,956.08 is: 745,119.85
Step by Step Solution
- Step 1: Write the proportion equation
883,545.30 : 1,219,260.54 = 539,956.08 : x - Step 2: Convert to fraction form
883,545.30/1,219,260.54 = 539,956.08/x - Step 3: Cross multiply
883,545.30x = 1,219,260.54 × 539,956.08 - Step 4: Simplify right side
883,545.30x = 658,347,141,677.08 - Step 5: Solve for x
x = 658,347,141,677.08/883,545.30 - Step 6: Final answer
x = 745,119.85
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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.