Finding the Fourth Proportional to 533,544.81, 736,315.44 and 307,263.21
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Solution
The fourth proportional to 533,544.81, 736,315.44 and 307,263.21 is: 424,036.82
Step by Step Solution
- Step 1: Write the proportion equation
533,544.81 : 736,315.44 = 307,263.21 : x - Step 2: Convert to fraction form
533,544.81/736,315.44 = 307,263.21/x - Step 3: Cross multiply
533,544.81x = 736,315.44 × 307,263.21 - Step 4: Simplify right side
533,544.81x = 226,242,645,666.96 - Step 5: Solve for x
x = 226,242,645,666.96/533,544.81 - Step 6: Final answer
x = 424,036.82
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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.