Finding the Fourth Proportional to 1,564,089.70, 2,346,175.32 and 499,130.32
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Solution
The fourth proportional to 1,564,089.70, 2,346,175.32 and 499,130.32 is: 748,708.49
Step by Step Solution
- Step 1: Write the proportion equation
1,564,089.70 : 2,346,175.32 = 499,130.32 : x - Step 2: Convert to fraction form
1,564,089.70/2,346,175.32 = 499,130.32/x - Step 3: Cross multiply
1,564,089.70x = 2,346,175.32 × 499,130.32 - Step 4: Simplify right side
1,564,089.70x = 1,171,047,238,247.70 - Step 5: Solve for x
x = 1,171,047,238,247.70/1,564,089.70 - Step 6: Final answer
x = 748,708.49
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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.