Finding the Fourth Proportional to 953,726.40, 1,316,139.84 and 524,016
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Solution
The fourth proportional to 953,726.40, 1,316,139.84 and 524,016 is: 723,140.66
Step by Step Solution
- Step 1: Write the proportion equation
953,726.40 : 1,316,139.84 = 524,016 : x - Step 2: Convert to fraction form
953,726.40/1,316,139.84 = 524,016/x - Step 3: Cross multiply
953,726.40x = 1,316,139.84 × 524,016 - Step 4: Simplify right side
953,726.40x = 689,678,334,397.44 - Step 5: Solve for x
x = 689,678,334,397.44/953,726.40 - Step 6: Final answer
x = 723,140.66
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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.