Finding the Fourth Proportional to 605,763.60, 906,895.80 and 369,567.60
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Solution
The fourth proportional to 605,763.60, 906,895.80 and 369,567.60 is: 553,283.99
Step by Step Solution
- Step 1: Write the proportion equation
605,763.60 : 906,895.80 = 369,567.60 : x - Step 2: Convert to fraction form
605,763.60/906,895.80 = 369,567.60/x - Step 3: Cross multiply
605,763.60x = 906,895.80 × 369,567.60 - Step 4: Simplify right side
605,763.60x = 335,159,304,256.08 - Step 5: Solve for x
x = 335,159,304,256.08/605,763.60 - Step 6: Final answer
x = 553,283.99
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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.