Finding the Fourth Proportional to 430,670.40, 594,344.64 and 249,390.24
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Solution
The fourth proportional to 430,670.40, 594,344.64 and 249,390.24 is: 344,169.82
Step by Step Solution
- Step 1: Write the proportion equation
430,670.40 : 594,344.64 = 249,390.24 : x - Step 2: Convert to fraction form
430,670.40/594,344.64 = 249,390.24/x - Step 3: Cross multiply
430,670.40x = 594,344.64 × 249,390.24 - Step 4: Simplify right side
430,670.40x = 148,223,752,412.31 - Step 5: Solve for x
x = 148,223,752,412.31/430,670.40 - Step 6: Final answer
x = 344,169.82
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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.