Finding the Fourth Proportional to 608,507.68, 912,372.72 and 292,335.52
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Solution
The fourth proportional to 608,507.68, 912,372.72 and 292,335.52 is: 438,316.50
Step by Step Solution
- Step 1: Write the proportion equation
608,507.68 : 912,372.72 = 292,335.52 : x - Step 2: Convert to fraction form
608,507.68/912,372.72 = 292,335.52/x - Step 3: Cross multiply
608,507.68x = 912,372.72 × 292,335.52 - Step 4: Simplify right side
608,507.68x = 266,718,953,535.01 - Step 5: Solve for x
x = 266,718,953,535.01/608,507.68 - Step 6: Final answer
x = 438,316.50
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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.