Finding the Fourth Proportional to 430,880.16, 594,646.80 and 249,640.80
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Solution
The fourth proportional to 430,880.16, 594,646.80 and 249,640.80 is: 344,522.95
Step by Step Solution
- Step 1: Write the proportion equation
430,880.16 : 594,646.80 = 249,640.80 : x - Step 2: Convert to fraction form
430,880.16/594,646.80 = 249,640.80/x - Step 3: Cross multiply
430,880.16x = 594,646.80 × 249,640.80 - Step 4: Simplify right side
430,880.16x = 148,448,102,869.44 - Step 5: Solve for x
x = 148,448,102,869.44/430,880.16 - Step 6: Final answer
x = 344,522.95
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1.5x scale
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.