Finding the Fourth Proportional to 910,298.42, 1,255,501.96 and 583,642.63
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Solution
The fourth proportional to 910,298.42, 1,255,501.96 and 583,642.63 is: 804,971.70
Step by Step Solution
- Step 1: Write the proportion equation
910,298.42 : 1,255,501.96 = 583,642.63 : x - Step 2: Convert to fraction form
910,298.42/1,255,501.96 = 583,642.63/x - Step 3: Cross multiply
910,298.42x = 1,255,501.96 × 583,642.63 - Step 4: Simplify right side
910,298.42x = 732,764,465,904.56 - Step 5: Solve for x
x = 732,764,465,904.56/910,298.42 - Step 6: Final answer
x = 804,971.70
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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.