Finding the Fourth Proportional to 533,547.81, 736,319.57 and 307,266.21
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Solution
The fourth proportional to 533,547.81, 736,319.57 and 307,266.21 is: 424,040.95
Step by Step Solution
- Step 1: Write the proportion equation
533,547.81 : 736,319.57 = 307,266.21 : x - Step 2: Convert to fraction form
533,547.81/736,319.57 = 307,266.21/x - Step 3: Cross multiply
533,547.81x = 736,319.57 × 307,266.21 - Step 4: Simplify right side
533,547.81x = 226,246,122,086.40 - Step 5: Solve for x
x = 226,246,122,086.40/533,547.81 - Step 6: Final answer
x = 424,040.95
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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.