Finding the Fourth Proportional to 537,709.61, 742,055.98 and 292,710.68
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Solution
The fourth proportional to 537,709.61, 742,055.98 and 292,710.68 is: 403,949.84
Step by Step Solution
- Step 1: Write the proportion equation
537,709.61 : 742,055.98 = 292,710.68 : x - Step 2: Convert to fraction form
537,709.61/742,055.98 = 292,710.68/x - Step 3: Cross multiply
537,709.61x = 742,055.98 × 292,710.68 - Step 4: Simplify right side
537,709.61x = 217,207,711,700.65 - Step 5: Solve for x
x = 217,207,711,700.65/537,709.61 - Step 6: Final answer
x = 403,949.84
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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.