Finding the Fourth Proportional to 579,726.25, 869,474.95 and 195,437.07
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Solution
The fourth proportional to 579,726.25, 869,474.95 and 195,437.07 is: 293,117.03
Step by Step Solution
- Step 1: Write the proportion equation
579,726.25 : 869,474.95 = 195,437.07 : x - Step 2: Convert to fraction form
579,726.25/869,474.95 = 195,437.07/x - Step 3: Cross multiply
579,726.25x = 869,474.95 × 195,437.07 - Step 4: Simplify right side
579,726.25x = 169,927,636,177.80 - Step 5: Solve for x
x = 169,927,636,177.80/579,726.25 - Step 6: Final answer
x = 293,117.03
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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.