Finding the Fourth Proportional to 570,625.07, 854,675.99 and 390,283.07
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Solution
The fourth proportional to 570,625.07, 854,675.99 and 390,283.07 is: 584,561.71
Step by Step Solution
- Step 1: Write the proportion equation
570,625.07 : 854,675.99 = 390,283.07 : x - Step 2: Convert to fraction form
570,625.07/854,675.99 = 390,283.07/x - Step 3: Cross multiply
570,625.07x = 854,675.99 × 390,283.07 - Step 4: Simplify right side
570,625.07x = 333,565,569,417.76 - Step 5: Solve for x
x = 333,565,569,417.76/570,625.07 - Step 6: Final answer
x = 584,561.71
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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.