Finding the Fourth Proportional to 430,737.39, 594,417.56 and 239,746.68
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Solution
The fourth proportional to 430,737.39, 594,417.56 and 239,746.68 is: 330,850.39
Step by Step Solution
- Step 1: Write the proportion equation
430,737.39 : 594,417.56 = 239,746.68 : x - Step 2: Convert to fraction form
430,737.39/594,417.56 = 239,746.68/x - Step 3: Cross multiply
430,737.39x = 594,417.56 × 239,746.68 - Step 4: Simplify right side
430,737.39x = 142,509,635,344.97 - Step 5: Solve for x
x = 142,509,635,344.97/430,737.39 - Step 6: Final answer
x = 330,850.39
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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.