Finding the Fourth Proportional to 1,017,022.72, 1,403,492.16 and 564,313.44
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Solution
The fourth proportional to 1,017,022.72, 1,403,492.16 and 564,313.44 is: 778,752.99
Step by Step Solution
- Step 1: Write the proportion equation
1,017,022.72 : 1,403,492.16 = 564,313.44 : x - Step 2: Convert to fraction form
1,017,022.72/1,403,492.16 = 564,313.44/x - Step 3: Cross multiply
1,017,022.72x = 1,403,492.16 × 564,313.44 - Step 4: Simplify right side
1,017,022.72x = 792,009,488,822.63 - Step 5: Solve for x
x = 792,009,488,822.63/1,017,022.72 - Step 6: Final answer
x = 778,752.99
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1.5x scale
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.