Finding the Fourth Proportional to 530,248.91, 794,369.84 and 313,458.59
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Solution
The fourth proportional to 530,248.91, 794,369.84 and 313,458.59 is: 469,594.65
Step by Step Solution
- Step 1: Write the proportion equation
530,248.91 : 794,369.84 = 313,458.59 : x - Step 2: Convert to fraction form
530,248.91/794,369.84 = 313,458.59/x - Step 3: Cross multiply
530,248.91x = 794,369.84 × 313,458.59 - Step 4: Simplify right side
530,248.91x = 249,002,049,984.93 - Step 5: Solve for x
x = 249,002,049,984.93/530,248.91 - Step 6: Final answer
x = 469,594.65
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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.