Finding the Fourth Proportional to 295,303.70, 442,955.55 and 277,807.70
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Solution
The fourth proportional to 295,303.70, 442,955.55 and 277,807.70 is: 416,711.55
Step by Step Solution
- Step 1: Write the proportion equation
295,303.70 : 442,955.55 = 277,807.70 : x - Step 2: Convert to fraction form
295,303.70/442,955.55 = 277,807.70/x - Step 3: Cross multiply
295,303.70x = 442,955.55 × 277,807.70 - Step 4: Simplify right side
295,303.70x = 123,056,462,547.74 - Step 5: Solve for x
x = 123,056,462,547.74/295,303.70 - Step 6: Final answer
x = 416,711.55
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1.5x scale
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.