Finding the Fourth Proportional to 506,579.60, 759,869.24 and 190,962.70
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Solution
The fourth proportional to 506,579.60, 759,869.24 and 190,962.70 is: 286,443.99
Step by Step Solution
- Step 1: Write the proportion equation
506,579.60 : 759,869.24 = 190,962.70 : x - Step 2: Convert to fraction form
506,579.60/759,869.24 = 190,962.70/x - Step 3: Cross multiply
506,579.60x = 759,869.24 × 190,962.70 - Step 4: Simplify right side
506,579.60x = 145,106,681,717.35 - Step 5: Solve for x
x = 145,106,681,717.35/506,579.60 - Step 6: Final answer
x = 286,443.99
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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.