Finding the Fourth Proportional to 891,719.93, 1,337,298.86 and 292,541.46
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Solution
The fourth proportional to 891,719.93, 1,337,298.86 and 292,541.46 is: 438,719.99
Step by Step Solution
- Step 1: Write the proportion equation
891,719.93 : 1,337,298.86 = 292,541.46 : x - Step 2: Convert to fraction form
891,719.93/1,337,298.86 = 292,541.46/x - Step 3: Cross multiply
891,719.93x = 1,337,298.86 × 292,541.46 - Step 4: Simplify right side
891,719.93x = 391,215,359,498.03 - Step 5: Solve for x
x = 391,215,359,498.03/891,719.93 - Step 6: Final answer
x = 438,719.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.