Finding the Fourth Proportional to 747,292.22, 1,031,285.98 and 425,048.66
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Solution
The fourth proportional to 747,292.22, 1,031,285.98 and 425,048.66 is: 586,580.07
Step by Step Solution
- Step 1: Write the proportion equation
747,292.22 : 1,031,285.98 = 425,048.66 : x - Step 2: Convert to fraction form
747,292.22/1,031,285.98 = 425,048.66/x - Step 3: Cross multiply
747,292.22x = 1,031,285.98 × 425,048.66 - Step 4: Simplify right side
747,292.22x = 438,346,723,875.79 - Step 5: Solve for x
x = 438,346,723,875.79/747,292.22 - Step 6: Final answer
x = 586,580.07
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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.