Finding the Fourth Proportional to 860,295.24, 1,187,237.93 and 473,140.60
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Solution
The fourth proportional to 860,295.24, 1,187,237.93 and 473,140.60 is: 652,950.80
Step by Step Solution
- Step 1: Write the proportion equation
860,295.24 : 1,187,237.93 = 473,140.60 : x - Step 2: Convert to fraction form
860,295.24/1,187,237.93 = 473,140.60/x - Step 3: Cross multiply
860,295.24x = 1,187,237.93 × 473,140.60 - Step 4: Simplify right side
860,295.24x = 561,730,461,209.16 - Step 5: Solve for x
x = 561,730,461,209.16/860,295.24 - Step 6: Final answer
x = 652,950.80
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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.