Finding the Fourth Proportional to 909,247.94, 1,364,265.21 and 488,031.74
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Solution
The fourth proportional to 909,247.94, 1,364,265.21 and 488,031.74 is: 732,258.71
Step by Step Solution
- Step 1: Write the proportion equation
909,247.94 : 1,364,265.21 = 488,031.74 : x - Step 2: Convert to fraction form
909,247.94/1,364,265.21 = 488,031.74/x - Step 3: Cross multiply
909,247.94x = 1,364,265.21 × 488,031.74 - Step 4: Simplify right side
909,247.94x = 665,804,724,257.77 - Step 5: Solve for x
x = 665,804,724,257.77/909,247.94 - Step 6: Final answer
x = 732,258.71
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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.