Finding the Fourth Proportional to 646,848.74, 970,448.16 and 366,562.82
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Solution
The fourth proportional to 646,848.74, 970,448.16 and 366,562.82 is: 549,943.43
Step by Step Solution
- Step 1: Write the proportion equation
646,848.74 : 970,448.16 = 366,562.82 : x - Step 2: Convert to fraction form
646,848.74/970,448.16 = 366,562.82/x - Step 3: Cross multiply
646,848.74x = 970,448.16 × 366,562.82 - Step 4: Simplify right side
646,848.74x = 355,730,214,193.41 - Step 5: Solve for x
x = 355,730,214,193.41/646,848.74 - Step 6: Final answer
x = 549,943.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.