Finding the Fourth Proportional to 430,646.36, 594,287.64 and 239,656.52
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Solution
The fourth proportional to 430,646.36, 594,287.64 and 239,656.52 is: 330,723.58
Step by Step Solution
- Step 1: Write the proportion equation
430,646.36 : 594,287.64 = 239,656.52 : x - Step 2: Convert to fraction form
430,646.36/594,287.64 = 239,656.52/x - Step 3: Cross multiply
430,646.36x = 594,287.64 × 239,656.52 - Step 4: Simplify right side
430,646.36x = 142,424,907,681.41 - Step 5: Solve for x
x = 142,424,907,681.41/430,646.36 - Step 6: Final answer
x = 330,723.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.