Home / 702,048.40-1,053,072.60-576,077.20

Finding the Fourth Proportional to 702,048.40, 1,053,072.60 and 576,077.20

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Solution

The fourth proportional to 702,048.40, 1,053,072.60 and 576,077.20 is: 864,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,048.40 : 1,053,072.60 = 576,077.20 : x
  2. Step 2: Convert to fraction form
    702,048.40/1,053,072.60 = 576,077.20/x
  3. Step 3: Cross multiply
    702,048.40x = 1,053,072.60 × 576,077.20
  4. Step 4: Simplify right side
    702,048.40x = 606,651,114,804.72
  5. Step 5: Solve for x
    x = 606,651,114,804.72/702,048.40
  6. Step 6: Final answer
    x = 864,115.80

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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.