Finding the Fourth Proportional to 871,854.76, 1,307,806.68 and 240,768.58
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Solution
The fourth proportional to 871,854.76, 1,307,806.68 and 240,768.58 is: 361,159.65
Step by Step Solution
- Step 1: Write the proportion equation
871,854.76 : 1,307,806.68 = 240,768.58 : x - Step 2: Convert to fraction form
871,854.76/1,307,806.68 = 240,768.58/x - Step 3: Cross multiply
871,854.76x = 1,307,806.68 × 240,768.58 - Step 4: Simplify right side
871,854.76x = 314,878,757,258.11 - Step 5: Solve for x
x = 314,878,757,258.11/871,854.76 - Step 6: Final answer
x = 361,159.65
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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.