Home / 920,466.59-1,270,243.22-538,566.98

Finding the Fourth Proportional to 920,466.59, 1,270,243.22 and 538,566.98

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Solution

The fourth proportional to 920,466.59, 1,270,243.22 and 538,566.98 is: 743,222.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,466.59 : 1,270,243.22 = 538,566.98 : x
  2. Step 2: Convert to fraction form
    920,466.59/1,270,243.22 = 538,566.98/x
  3. Step 3: Cross multiply
    920,466.59x = 1,270,243.22 × 538,566.98
  4. Step 4: Simplify right side
    920,466.59x = 684,111,045,816.83
  5. Step 5: Solve for x
    x = 684,111,045,816.83/920,466.59
  6. Step 6: Final answer
    x = 743,222.03

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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.