Finding the Fourth Proportional to 616,023.28, 922,373.56 and 402,261.68
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Solution
The fourth proportional to 616,023.28, 922,373.56 and 402,261.68 is: 602,307.66
Step by Step Solution
- Step 1: Write the proportion equation
616,023.28 : 922,373.56 = 402,261.68 : x - Step 2: Convert to fraction form
616,023.28/922,373.56 = 402,261.68/x - Step 3: Cross multiply
616,023.28x = 922,373.56 × 402,261.68 - Step 4: Simplify right side
616,023.28x = 371,035,537,833.18 - Step 5: Solve for x
x = 371,035,537,833.18/616,023.28 - Step 6: Final answer
x = 602,307.66
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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.