Finding the Fourth Proportional to 924,805.80, 1,387,208.70 and 714,853.80
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Solution
The fourth proportional to 924,805.80, 1,387,208.70 and 714,853.80 is: 1,072,280.70
Step by Step Solution
- Step 1: Write the proportion equation
924,805.80 : 1,387,208.70 = 714,853.80 : x - Step 2: Convert to fraction form
924,805.80/1,387,208.70 = 714,853.80/x - Step 3: Cross multiply
924,805.80x = 1,387,208.70 × 714,853.80 - Step 4: Simplify right side
924,805.80x = 991,651,410,588.06 - Step 5: Solve for x
x = 991,651,410,588.06/924,805.80 - Step 6: Final answer
x = 1,072,280.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.