Finding the Fourth Proportional to 368,202.79, 552,303.91 and 115,502.79
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Solution
The fourth proportional to 368,202.79, 552,303.91 and 115,502.79 is: 173,254.10
Step by Step Solution
- Step 1: Write the proportion equation
368,202.79 : 552,303.91 = 115,502.79 : x - Step 2: Convert to fraction form
368,202.79/552,303.91 = 115,502.79/x - Step 3: Cross multiply
368,202.79x = 552,303.91 × 115,502.79 - Step 4: Simplify right side
368,202.79x = 63,792,644,423.58 - Step 5: Solve for x
x = 63,792,644,423.58/368,202.79 - Step 6: Final answer
x = 173,254.10
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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.