Finding the Fourth Proportional to 747,585.94, 1,031,659.40 and 425,295.35
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Solution
The fourth proportional to 747,585.94, 1,031,659.40 and 425,295.35 is: 586,902.35
Step by Step Solution
- Step 1: Write the proportion equation
747,585.94 : 1,031,659.40 = 425,295.35 : x - Step 2: Convert to fraction form
747,585.94/1,031,659.40 = 425,295.35/x - Step 3: Cross multiply
747,585.94x = 1,031,659.40 × 425,295.35 - Step 4: Simplify right side
747,585.94x = 438,759,945,603.79 - Step 5: Solve for x
x = 438,759,945,603.79/747,585.94 - Step 6: Final answer
x = 586,902.35
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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.