Finding the Fourth Proportional to 1,477,582.63, 2,216,374.56 and 355,651.63
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Solution
The fourth proportional to 1,477,582.63, 2,216,374.56 and 355,651.63 is: 533,477.59
Step by Step Solution
- Step 1: Write the proportion equation
1,477,582.63 : 2,216,374.56 = 355,651.63 : x - Step 2: Convert to fraction form
1,477,582.63/2,216,374.56 = 355,651.63/x - Step 3: Cross multiply
1,477,582.63x = 2,216,374.56 × 355,651.63 - Step 4: Simplify right side
1,477,582.63x = 788,257,224,954.53 - Step 5: Solve for x
x = 788,257,224,954.53/1,477,582.63 - Step 6: Final answer
x = 533,477.59
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1.5x scale
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.