Finding the Fourth Proportional to 767,012.31, 1,058,513.00 and 427,482.99
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Solution
The fourth proportional to 767,012.31, 1,058,513.00 and 427,482.99 is: 589,946.59
Step by Step Solution
- Step 1: Write the proportion equation
767,012.31 : 1,058,513.00 = 427,482.99 : x - Step 2: Convert to fraction form
767,012.31/1,058,513.00 = 427,482.99/x - Step 3: Cross multiply
767,012.31x = 1,058,513.00 × 427,482.99 - Step 4: Simplify right side
767,012.31x = 452,496,300,056.46 - Step 5: Solve for x
x = 452,496,300,056.46/767,012.31 - Step 6: Final answer
x = 589,946.59
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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.