Finding the Fourth Proportional to 539,350.52, 744,271.62 and 297,655.82
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Solution
The fourth proportional to 539,350.52, 744,271.62 and 297,655.82 is: 410,747.32
Step by Step Solution
- Step 1: Write the proportion equation
539,350.52 : 744,271.62 = 297,655.82 : x - Step 2: Convert to fraction form
539,350.52/744,271.62 = 297,655.82/x - Step 3: Cross multiply
539,350.52x = 744,271.62 × 297,655.82 - Step 4: Simplify right side
539,350.52x = 221,536,779,353.83 - Step 5: Solve for x
x = 221,536,779,353.83/539,350.52 - Step 6: Final answer
x = 410,747.32
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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.